20402723160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{787}}^1$

素因数の和:959

約数の個数: 384

約数和(自身を含む): 72222658560

約数和(自身を除く): 51819935400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 31, 36, 40, 45, 46, 60, 62, 69, 72, 90, 92, 93, 101, 115, 120, 124, 138, 155, 180, 184, 186, 202, 207, 230, 248, 276, 279, 303, 310, 345, 360, 372, 404, 414, 460, 465, 505, 552, 558, 606, 620, 690, 713, 744, 787, 808, 828, 909, 920, 930, 1010, 1035, 1116, 1212, 1240, 1380, 1395, 1426, 1515, 1574, 1656, 1818, 1860, 2020, 2070, 2139, 2232, 2323, 2361, 2424, 2760, 2790, 2852, 3030, 3131, 3148, 3565, 3636, 3720, 3935, 4040, 4140, 4278, 4545, 4646, 4722, 5580, 5704, 6060, 6262, 6296, 6417, 6969, 7083, 7130, 7272, 7870, 8280, 8556, 9090, 9292, 9393, 9444, 10695, 11160, 11615, 11805, 12120, 12524, 12834, 13938, 14166, 14260, 15655, 15740, 17112, 18101, 18180, 18584, 18786, 18888, 20907, 21390, 23230, 23610, 24397, 25048, 25668, 27876, 28179, 28332, 28520, 31310, 31480, 32085, 34845, 35415, 36202, 36360, 37572, 41814, 42780, 46460, 46965, 47220, 48794, 51336, 54303, 55752, 56358, 56664, 62620, 64170, 69690, 70830, 72013, 72404, 73191, 75144, 79487, 83628, 85560, 90505, 92920, 93930, 94440, 97588, 104535, 108606, 112716, 121985, 125240, 128340, 139380, 140895, 141660, 144026, 144808, 146382, 158974, 162909, 167256, 181010, 187860, 195176, 209070, 216039, 217212, 219573, 225432, 238461, 243970, 256680, 271515, 278760, 281790, 283320, 288052, 292764, 317948, 325818, 360065, 362020, 365955, 375720, 397435, 418140, 432078, 434424, 439146, 476922, 487940, 543030, 561131, 563580, 576104, 585528, 635896, 648117, 651636, 715383, 720130, 724040, 731910, 794870, 814545, 836280, 864156, 878292, 953844, 975880, 1080195, 1086060, 1097865, 1122262, 1127160, 1192305, 1296234, 1303272, 1430766, 1440260, 1463820, 1589740, 1629090, 1683393, 1728312, 1756584, 1828201, 1907688, 2160390, 2172120, 2195730, 2244524, 2384610, 2464097, 2592468, 2805655, 2861532, 2880520, 2927640, 3179480, 3240585, 3258180, 3366786, 3576915, 3656402, 4320780, 4391460, 4489048, 4769220, 4928194, 5050179, 5184936, 5484603, 5611310, 5723064, 6481170, 6516360, 6733572, 7153830, 7312804, 7392291, 8416965, 8641560, 8782920, 9141005, 9538440, 9856388, 10100358, 10969206, 11222620, 12320485, 12962340, 13467144, 14307660, 14625608, 14784582, 16453809, 16833930, 18282010, 19712776, 20200716, 21938412, 22176873, 22445240, 24640970, 25250895, 25924680, 27423015, 28615320, 29569164, 32907618, 33667860, 36564020, 36961455, 40401432, 43876824, 44353746, 49281940, 50501790, 54846030, 56674231, 59138328, 65815236, 67335720, 73128040, 73922910, 82269045, 88707492, 98563880, 101003580, 109692060, 110884365, 113348462, 131630472, 147845820, 164538090, 170022693, 177414984, 202007160, 219384120, 221768730, 226696924, 283371155, 295691640, 329076180, 340045386, 443537460, 453393848, 510068079, 566742310, 658152360, 680090772, 850113465, 887074920, 1020136158, 1133484620, 1360181544, 1700226930, 2040272316, 2266969240, 2550340395, 3400453860, 4080544632, 5100680790, 6800907720, 10201361580, 20402723160]

約数ペア:

[(1, 20402723160), (2, 10201361580), (3, 6800907720), (4, 5100680790), (5, 4080544632), (6, 3400453860), (8, 2550340395), (9, 2266969240), (10, 2040272316), (12, 1700226930), (15, 1360181544), (18, 1133484620), (20, 1020136158), (23, 887074920), (24, 850113465), (30, 680090772), (31, 658152360), (36, 566742310), (40, 510068079), (45, 453393848), (46, 443537460), (60, 340045386), (62, 329076180), (69, 295691640), (72, 283371155), (90, 226696924), (92, 221768730), (93, 219384120), (101, 202007160), (115, 177414984), (120, 170022693), (124, 164538090), (138, 147845820), (155, 131630472), (180, 113348462), (184, 110884365), (186, 109692060), (202, 101003580), (207, 98563880), (230, 88707492), (248, 82269045), (276, 73922910), (279, 73128040), (303, 67335720), (310, 65815236), (345, 59138328), (360, 56674231), (372, 54846030), (404, 50501790), (414, 49281940), (460, 44353746), (465, 43876824), (505, 40401432), (552, 36961455), (558, 36564020), (606, 33667860), (620, 32907618), (690, 29569164), (713, 28615320), (744, 27423015), (787, 25924680), (808, 25250895), (828, 24640970), (909, 22445240), (920, 22176873), (930, 21938412), (1010, 20200716), (1035, 19712776), (1116, 18282010), (1212, 16833930), (1240, 16453809), (1380, 14784582), (1395, 14625608), (1426, 14307660), (1515, 13467144), (1574, 12962340), (1656, 12320485), (1818, 11222620), (1860, 10969206), (2020, 10100358), (2070, 9856388), (2139, 9538440), (2232, 9141005), (2323, 8782920), (2361, 8641560), (2424, 8416965), (2760, 7392291), (2790, 7312804), (2852, 7153830), (3030, 6733572), (3131, 6516360), (3148, 6481170), (3565, 5723064), (3636, 5611310), (3720, 5484603), (3935, 5184936), (4040, 5050179), (4140, 4928194), (4278, 4769220), (4545, 4489048), (4646, 4391460), (4722, 4320780), (5580, 3656402), (5704, 3576915), (6060, 3366786), (6262, 3258180), (6296, 3240585), (6417, 3179480), (6969, 2927640), (7083, 2880520), (7130, 2861532), (7272, 2805655), (7870, 2592468), (8280, 2464097), (8556, 2384610), (9090, 2244524), (9292, 2195730), (9393, 2172120), (9444, 2160390), (10695, 1907688), (11160, 1828201), (11615, 1756584), (11805, 1728312), (12120, 1683393), (12524, 1629090), (12834, 1589740), (13938, 1463820), (14166, 1440260), (14260, 1430766), (15655, 1303272), (15740, 1296234), (17112, 1192305), (18101, 1127160), (18180, 1122262), (18584, 1097865), (18786, 1086060), (18888, 1080195), (20907, 975880), (21390, 953844), (23230, 878292), (23610, 864156), (24397, 836280), (25048, 814545), (25668, 794870), (27876, 731910), (28179, 724040), (28332, 720130), (28520, 715383), (31310, 651636), (31480, 648117), (32085, 635896), (34845, 585528), (35415, 576104), (36202, 563580), (36360, 561131), (37572, 543030), (41814, 487940), (42780, 476922), (46460, 439146), (46965, 434424), (47220, 432078), (48794, 418140), (51336, 397435), (54303, 375720), (55752, 365955), (56358, 362020), (56664, 360065), (62620, 325818), (64170, 317948), (69690, 292764), (70830, 288052), (72013, 283320), (72404, 281790), (73191, 278760), (75144, 271515), (79487, 256680), (83628, 243970), (85560, 238461), (90505, 225432), (92920, 219573), (93930, 217212), (94440, 216039), (97588, 209070), (104535, 195176), (108606, 187860), (112716, 181010), (121985, 167256), (125240, 162909), (128340, 158974), (139380, 146382), (140895, 144808), (141660, 144026)]