21334699680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{86981}}^1$

素因数の和:87079

約数の個数: 192

約数和(自身を含む): 77857936128

約数和(自身を除く): 56523236448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 73, 80, 84, 96, 105, 112, 120, 140, 146, 160, 168, 210, 219, 224, 240, 280, 292, 336, 365, 420, 438, 480, 511, 560, 584, 672, 730, 840, 876, 1022, 1095, 1120, 1168, 1460, 1533, 1680, 1752, 2044, 2190, 2336, 2555, 2920, 3066, 3360, 3504, 4088, 4380, 5110, 5840, 6132, 7008, 7665, 8176, 8760, 10220, 11680, 12264, 15330, 16352, 17520, 20440, 24528, 30660, 35040, 40880, 49056, 61320, 81760, 86981, 122640, 173962, 245280, 260943, 347924, 434905, 521886, 608867, 695848, 869810, 1043772, 1217734, 1304715, 1391696, 1739620, 1826601, 2087544, 2435468, 2609430, 2783392, 3044335, 3479240, 3653202, 4175088, 4870936, 5218860, 6088670, 6349613, 6958480, 7306404, 8350176, 9133005, 9741872, 10437720, 12177340, 12699226, 13916960, 14612808, 18266010, 19048839, 19483744, 20875440, 24354680, 25398452, 29225616, 31748065, 36532020, 38097678, 41750880, 44447291, 48709360, 50796904, 58451232, 63496130, 73064040, 76195356, 88894582, 95244195, 97418720, 101593808, 126992260, 133341873, 146128080, 152390712, 177789164, 190488390, 203187616, 222236455, 253984520, 266683746, 292256160, 304781424, 355578328, 380976780, 444472910, 507969040, 533367492, 609562848, 666709365, 711156656, 761953560, 888945820, 1015938080, 1066734984, 1333418730, 1422313312, 1523907120, 1777891640, 2133469968, 2666837460, 3047814240, 3555783280, 4266939936, 5333674920, 7111566560, 10667349840, 21334699680]

約数ペア:

[(1, 21334699680), (2, 10667349840), (3, 7111566560), (4, 5333674920), (5, 4266939936), (6, 3555783280), (7, 3047814240), (8, 2666837460), (10, 2133469968), (12, 1777891640), (14, 1523907120), (15, 1422313312), (16, 1333418730), (20, 1066734984), (21, 1015938080), (24, 888945820), (28, 761953560), (30, 711156656), (32, 666709365), (35, 609562848), (40, 533367492), (42, 507969040), (48, 444472910), (56, 380976780), (60, 355578328), (70, 304781424), (73, 292256160), (80, 266683746), (84, 253984520), (96, 222236455), (105, 203187616), (112, 190488390), (120, 177789164), (140, 152390712), (146, 146128080), (160, 133341873), (168, 126992260), (210, 101593808), (219, 97418720), (224, 95244195), (240, 88894582), (280, 76195356), (292, 73064040), (336, 63496130), (365, 58451232), (420, 50796904), (438, 48709360), (480, 44447291), (511, 41750880), (560, 38097678), (584, 36532020), (672, 31748065), (730, 29225616), (840, 25398452), (876, 24354680), (1022, 20875440), (1095, 19483744), (1120, 19048839), (1168, 18266010), (1460, 14612808), (1533, 13916960), (1680, 12699226), (1752, 12177340), (2044, 10437720), (2190, 9741872), (2336, 9133005), (2555, 8350176), (2920, 7306404), (3066, 6958480), (3360, 6349613), (3504, 6088670), (4088, 5218860), (4380, 4870936), (5110, 4175088), (5840, 3653202), (6132, 3479240), (7008, 3044335), (7665, 2783392), (8176, 2609430), (8760, 2435468), (10220, 2087544), (11680, 1826601), (12264, 1739620), (15330, 1391696), (16352, 1304715), (17520, 1217734), (20440, 1043772), (24528, 869810), (30660, 695848), (35040, 608867), (40880, 521886), (49056, 434905), (61320, 347924), (81760, 260943), (86981, 245280), (122640, 173962)]