27979565680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1021}}^1$

素因数の和:1224

約数の個数: 240

約数和(自身を含む): 75846708000

約数和(自身を除く): 47867142320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 149, 152, 176, 190, 209, 220, 242, 298, 304, 380, 418, 440, 484, 596, 605, 745, 760, 836, 880, 968, 1021, 1045, 1192, 1210, 1490, 1520, 1639, 1672, 1936, 2042, 2090, 2299, 2384, 2420, 2831, 2980, 3278, 3344, 4084, 4180, 4598, 4840, 5105, 5662, 5960, 6556, 8168, 8195, 8360, 9196, 9680, 10210, 11231, 11324, 11495, 11920, 13112, 14155, 16336, 16390, 16720, 18029, 18392, 19399, 20420, 22462, 22648, 22990, 26224, 28310, 31141, 32780, 36058, 36784, 38798, 40840, 44924, 45296, 45980, 56155, 56620, 62282, 65560, 72116, 77596, 81680, 89848, 90145, 91960, 96995, 112310, 113240, 123541, 124564, 131120, 144232, 152129, 155192, 155705, 179696, 180290, 183920, 193990, 213389, 224620, 226480, 247082, 249128, 288464, 304258, 310384, 311410, 342551, 360580, 387980, 426778, 449240, 494164, 498256, 608516, 617705, 622820, 685102, 721160, 760645, 775960, 853556, 898480, 988328, 1066945, 1217032, 1235410, 1245640, 1370204, 1442320, 1521290, 1551920, 1673419, 1707112, 1712755, 1976656, 2133890, 2347279, 2434064, 2470820, 2491280, 2740408, 2890451, 3042580, 3346838, 3414224, 3425510, 4267780, 4694558, 4941640, 5480816, 5780902, 6085160, 6693676, 6851020, 8367095, 8535560, 9389116, 9883280, 11561804, 11736395, 12170320, 13387352, 13702040, 14452255, 16734190, 17071120, 18407609, 18778232, 23123608, 23472790, 26774704, 27404080, 28904510, 31794961, 33468380, 36815218, 37556464, 46247216, 46945580, 57809020, 63589922, 66936760, 73630436, 92038045, 93891160, 115618040, 127179844, 133873520, 147260872, 158974805, 184076090, 187782320, 231236080, 254359688, 294521744, 317949610, 349744571, 368152180, 508719376, 635899220, 699489142, 736304360, 1271798440, 1398978284, 1472608720, 1748722855, 2543596880, 2797956568, 3497445710, 5595913136, 6994891420, 13989782840, 27979565680]

約数ペア:

[(1, 27979565680), (2, 13989782840), (4, 6994891420), (5, 5595913136), (8, 3497445710), (10, 2797956568), (11, 2543596880), (16, 1748722855), (19, 1472608720), (20, 1398978284), (22, 1271798440), (38, 736304360), (40, 699489142), (44, 635899220), (55, 508719376), (76, 368152180), (80, 349744571), (88, 317949610), (95, 294521744), (110, 254359688), (121, 231236080), (149, 187782320), (152, 184076090), (176, 158974805), (190, 147260872), (209, 133873520), (220, 127179844), (242, 115618040), (298, 93891160), (304, 92038045), (380, 73630436), (418, 66936760), (440, 63589922), (484, 57809020), (596, 46945580), (605, 46247216), (745, 37556464), (760, 36815218), (836, 33468380), (880, 31794961), (968, 28904510), (1021, 27404080), (1045, 26774704), (1192, 23472790), (1210, 23123608), (1490, 18778232), (1520, 18407609), (1639, 17071120), (1672, 16734190), (1936, 14452255), (2042, 13702040), (2090, 13387352), (2299, 12170320), (2384, 11736395), (2420, 11561804), (2831, 9883280), (2980, 9389116), (3278, 8535560), (3344, 8367095), (4084, 6851020), (4180, 6693676), (4598, 6085160), (4840, 5780902), (5105, 5480816), (5662, 4941640), (5960, 4694558), (6556, 4267780), (8168, 3425510), (8195, 3414224), (8360, 3346838), (9196, 3042580), (9680, 2890451), (10210, 2740408), (11231, 2491280), (11324, 2470820), (11495, 2434064), (11920, 2347279), (13112, 2133890), (14155, 1976656), (16336, 1712755), (16390, 1707112), (16720, 1673419), (18029, 1551920), (18392, 1521290), (19399, 1442320), (20420, 1370204), (22462, 1245640), (22648, 1235410), (22990, 1217032), (26224, 1066945), (28310, 988328), (31141, 898480), (32780, 853556), (36058, 775960), (36784, 760645), (38798, 721160), (40840, 685102), (44924, 622820), (45296, 617705), (45980, 608516), (56155, 498256), (56620, 494164), (62282, 449240), (65560, 426778), (72116, 387980), (77596, 360580), (81680, 342551), (89848, 311410), (90145, 310384), (91960, 304258), (96995, 288464), (112310, 249128), (113240, 247082), (123541, 226480), (124564, 224620), (131120, 213389), (144232, 193990), (152129, 183920), (155192, 180290), (155705, 179696)]