20160995920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:402

約数の個数: 320

約数和(自身を含む): 54716497920

約数和(自身を除く): 34555502000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 47, 52, 65, 79, 80, 92, 94, 104, 115, 130, 158, 184, 188, 208, 227, 230, 235, 260, 299, 316, 368, 376, 395, 454, 460, 470, 520, 598, 611, 632, 752, 790, 908, 920, 940, 1027, 1040, 1081, 1135, 1196, 1222, 1264, 1495, 1580, 1816, 1817, 1840, 1880, 2054, 2162, 2270, 2392, 2444, 2951, 2990, 3055, 3160, 3632, 3634, 3713, 3760, 4108, 4324, 4540, 4784, 4888, 5135, 5221, 5405, 5902, 5980, 6110, 6320, 7268, 7426, 8216, 8648, 9080, 9085, 9776, 10270, 10442, 10669, 10810, 11804, 11960, 12220, 14053, 14536, 14755, 14852, 16432, 17296, 17933, 18160, 18170, 18565, 20540, 20884, 21338, 21620, 23608, 23621, 23920, 24440, 26105, 28106, 29072, 29510, 29704, 35866, 36340, 37130, 41080, 41768, 42676, 43240, 47216, 47242, 48269, 48880, 52210, 53345, 56212, 59020, 59408, 67873, 70265, 71732, 72680, 74260, 82160, 83536, 85352, 85399, 86480, 89665, 94484, 96538, 104420, 106690, 112424, 118040, 118105, 135746, 138697, 140530, 143464, 145360, 148520, 170704, 170798, 179330, 188968, 193076, 208840, 213380, 224848, 233129, 236080, 236210, 241345, 245387, 271492, 277394, 281060, 286928, 297040, 339365, 341596, 358660, 377936, 386152, 412459, 417680, 426760, 426995, 466258, 472420, 482690, 490774, 542984, 554788, 562120, 678730, 683192, 693485, 717320, 772304, 824918, 842851, 853520, 853990, 932516, 944840, 965380, 981548, 1085968, 1109576, 1110187, 1124240, 1165645, 1226935, 1357460, 1366384, 1386970, 1434640, 1649836, 1685702, 1707980, 1865032, 1889680, 1930760, 1963096, 2062295, 2219152, 2220374, 2331290, 2453870, 2714920, 2773940, 3190031, 3299672, 3371404, 3415960, 3730064, 3861520, 3926192, 4124590, 4214255, 4440748, 4662580, 4907740, 5361967, 5429840, 5547880, 5550935, 6380062, 6599344, 6742808, 6831920, 8249180, 8428510, 8881496, 9325160, 9815480, 10723934, 10957063, 11095760, 11101870, 12760124, 13485616, 15950155, 16498360, 16857020, 17762992, 18650320, 19385573, 19630960, 21447868, 21914126, 22203740, 25520248, 26809835, 31900310, 32996720, 33714040, 38771146, 42895736, 43828252, 44407480, 51040496, 53619670, 54785315, 63800620, 67428080, 77542292, 85791472, 87656504, 88814960, 96927865, 107239340, 109570630, 127601240, 155084584, 175313008, 193855730, 214478680, 219141260, 252012449, 255202480, 310169168, 387711460, 428957360, 438282520, 504024898, 775422920, 876565040, 1008049796, 1260062245, 1550845840, 2016099592, 2520124490, 4032199184, 5040248980, 10080497960, 20160995920]

約数ペア:

[(1, 20160995920), (2, 10080497960), (4, 5040248980), (5, 4032199184), (8, 2520124490), (10, 2016099592), (13, 1550845840), (16, 1260062245), (20, 1008049796), (23, 876565040), (26, 775422920), (40, 504024898), (46, 438282520), (47, 428957360), (52, 387711460), (65, 310169168), (79, 255202480), (80, 252012449), (92, 219141260), (94, 214478680), (104, 193855730), (115, 175313008), (130, 155084584), (158, 127601240), (184, 109570630), (188, 107239340), (208, 96927865), (227, 88814960), (230, 87656504), (235, 85791472), (260, 77542292), (299, 67428080), (316, 63800620), (368, 54785315), (376, 53619670), (395, 51040496), (454, 44407480), (460, 43828252), (470, 42895736), (520, 38771146), (598, 33714040), (611, 32996720), (632, 31900310), (752, 26809835), (790, 25520248), (908, 22203740), (920, 21914126), (940, 21447868), (1027, 19630960), (1040, 19385573), (1081, 18650320), (1135, 17762992), (1196, 16857020), (1222, 16498360), (1264, 15950155), (1495, 13485616), (1580, 12760124), (1816, 11101870), (1817, 11095760), (1840, 10957063), (1880, 10723934), (2054, 9815480), (2162, 9325160), (2270, 8881496), (2392, 8428510), (2444, 8249180), (2951, 6831920), (2990, 6742808), (3055, 6599344), (3160, 6380062), (3632, 5550935), (3634, 5547880), (3713, 5429840), (3760, 5361967), (4108, 4907740), (4324, 4662580), (4540, 4440748), (4784, 4214255), (4888, 4124590), (5135, 3926192), (5221, 3861520), (5405, 3730064), (5902, 3415960), (5980, 3371404), (6110, 3299672), (6320, 3190031), (7268, 2773940), (7426, 2714920), (8216, 2453870), (8648, 2331290), (9080, 2220374), (9085, 2219152), (9776, 2062295), (10270, 1963096), (10442, 1930760), (10669, 1889680), (10810, 1865032), (11804, 1707980), (11960, 1685702), (12220, 1649836), (14053, 1434640), (14536, 1386970), (14755, 1366384), (14852, 1357460), (16432, 1226935), (17296, 1165645), (17933, 1124240), (18160, 1110187), (18170, 1109576), (18565, 1085968), (20540, 981548), (20884, 965380), (21338, 944840), (21620, 932516), (23608, 853990), (23621, 853520), (23920, 842851), (24440, 824918), (26105, 772304), (28106, 717320), (29072, 693485), (29510, 683192), (29704, 678730), (35866, 562120), (36340, 554788), (37130, 542984), (41080, 490774), (41768, 482690), (42676, 472420), (43240, 466258), (47216, 426995), (47242, 426760), (48269, 417680), (48880, 412459), (52210, 386152), (53345, 377936), (56212, 358660), (59020, 341596), (59408, 339365), (67873, 297040), (70265, 286928), (71732, 281060), (72680, 277394), (74260, 271492), (82160, 245387), (83536, 241345), (85352, 236210), (85399, 236080), (86480, 233129), (89665, 224848), (94484, 213380), (96538, 208840), (104420, 193076), (106690, 188968), (112424, 179330), (118040, 170798), (118105, 170704), (135746, 148520), (138697, 145360), (140530, 143464)]