21574384440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{263}}^1\times {\mathrm{1993}}^1$

素因数の和:2291

約数の個数: 256

約数和(自身を含む): 75803904000

約数和(自身を除く): 54229519560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 263, 280, 294, 343, 392, 420, 490, 526, 588, 686, 735, 789, 840, 980, 1029, 1052, 1176, 1315, 1372, 1470, 1578, 1715, 1841, 1960, 1993, 2058, 2104, 2630, 2744, 2940, 3156, 3430, 3682, 3945, 3986, 4116, 5145, 5260, 5523, 5880, 5979, 6312, 6860, 7364, 7890, 7972, 8232, 9205, 9965, 10290, 10520, 11046, 11958, 12887, 13720, 13951, 14728, 15780, 15944, 18410, 19930, 20580, 22092, 23916, 25774, 27615, 27902, 29895, 31560, 36820, 38661, 39860, 41160, 41853, 44184, 47832, 51548, 55230, 55804, 59790, 64435, 69755, 73640, 77322, 79720, 83706, 90209, 97657, 103096, 110460, 111608, 119580, 128870, 139510, 154644, 167412, 180418, 193305, 195314, 209265, 220920, 239160, 257740, 270627, 279020, 292971, 309288, 334824, 360836, 386610, 390628, 418530, 451045, 488285, 515480, 524159, 541254, 558040, 585942, 683599, 721672, 773220, 781256, 837060, 902090, 976570, 1048318, 1082508, 1171884, 1353135, 1367198, 1464855, 1546440, 1572477, 1674120, 1804180, 1953140, 2050797, 2096636, 2165016, 2343768, 2620795, 2706270, 2734396, 2929710, 3144954, 3417995, 3608360, 3669113, 3906280, 4101594, 4193272, 5241590, 5412540, 5468792, 5859420, 6289908, 6835990, 7338226, 7862385, 8203188, 10253985, 10483180, 10825080, 11007339, 11718840, 12579816, 13671980, 14676452, 15724770, 16406376, 18345565, 20507970, 20966360, 22014678, 25683791, 27343960, 29352904, 31449540, 36691130, 41015940, 44029356, 51367582, 55036695, 62899080, 73382260, 77051373, 82031880, 88058712, 102735164, 110073390, 128418955, 146764520, 154102746, 179786537, 205470328, 220146780, 256837910, 308205492, 359573074, 385256865, 440293560, 513675820, 539359611, 616410984, 719146148, 770513730, 898932685, 1027351640, 1078719222, 1438292296, 1541027460, 1797865370, 2157438444, 2696798055, 3082054920, 3595730740, 4314876888, 5393596110, 7191461480, 10787192220, 21574384440]

約数ペア:

[(1, 21574384440), (2, 10787192220), (3, 7191461480), (4, 5393596110), (5, 4314876888), (6, 3595730740), (7, 3082054920), (8, 2696798055), (10, 2157438444), (12, 1797865370), (14, 1541027460), (15, 1438292296), (20, 1078719222), (21, 1027351640), (24, 898932685), (28, 770513730), (30, 719146148), (35, 616410984), (40, 539359611), (42, 513675820), (49, 440293560), (56, 385256865), (60, 359573074), (70, 308205492), (84, 256837910), (98, 220146780), (105, 205470328), (120, 179786537), (140, 154102746), (147, 146764520), (168, 128418955), (196, 110073390), (210, 102735164), (245, 88058712), (263, 82031880), (280, 77051373), (294, 73382260), (343, 62899080), (392, 55036695), (420, 51367582), (490, 44029356), (526, 41015940), (588, 36691130), (686, 31449540), (735, 29352904), (789, 27343960), (840, 25683791), (980, 22014678), (1029, 20966360), (1052, 20507970), (1176, 18345565), (1315, 16406376), (1372, 15724770), (1470, 14676452), (1578, 13671980), (1715, 12579816), (1841, 11718840), (1960, 11007339), (1993, 10825080), (2058, 10483180), (2104, 10253985), (2630, 8203188), (2744, 7862385), (2940, 7338226), (3156, 6835990), (3430, 6289908), (3682, 5859420), (3945, 5468792), (3986, 5412540), (4116, 5241590), (5145, 4193272), (5260, 4101594), (5523, 3906280), (5880, 3669113), (5979, 3608360), (6312, 3417995), (6860, 3144954), (7364, 2929710), (7890, 2734396), (7972, 2706270), (8232, 2620795), (9205, 2343768), (9965, 2165016), (10290, 2096636), (10520, 2050797), (11046, 1953140), (11958, 1804180), (12887, 1674120), (13720, 1572477), (13951, 1546440), (14728, 1464855), (15780, 1367198), (15944, 1353135), (18410, 1171884), (19930, 1082508), (20580, 1048318), (22092, 976570), (23916, 902090), (25774, 837060), (27615, 781256), (27902, 773220), (29895, 721672), (31560, 683599), (36820, 585942), (38661, 558040), (39860, 541254), (41160, 524159), (41853, 515480), (44184, 488285), (47832, 451045), (51548, 418530), (55230, 390628), (55804, 386610), (59790, 360836), (64435, 334824), (69755, 309288), (73640, 292971), (77322, 279020), (79720, 270627), (83706, 257740), (90209, 239160), (97657, 220920), (103096, 209265), (110460, 195314), (111608, 193305), (119580, 180418), (128870, 167412), (139510, 154644)]