127319220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2731}}^1$

素因数の和:2790

約数の個数: 144

約数和(自身を含む): 453468288

約数和(自身を除く): 326149068

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1554, 1665, 2220, 2331, 2590, 2731, 3108, 3330, 3885, 4662, 5180, 5462, 6660, 7770, 8193, 9324, 10924, 11655, 13655, 15540, 16386, 19117, 23310, 24579, 27310, 32772, 38234, 40965, 46620, 49158, 54620, 57351, 76468, 81930, 95585, 98316, 101047, 114702, 122895, 163860, 172053, 191170, 202094, 229404, 245790, 286755, 303141, 344106, 382340, 404188, 491580, 505235, 573510, 606282, 688212, 707329, 860265, 909423, 1010470, 1147020, 1212564, 1414658, 1515705, 1720530, 1818846, 2020940, 2121987, 2829316, 3031410, 3441060, 3536645, 3637692, 4243974, 4547115, 6062820, 6365961, 7073290, 8487948, 9094230, 10609935, 12731922, 14146580, 18188460, 21219870, 25463844, 31829805, 42439740, 63659610, 127319220]

約数ペア:

[(1, 127319220), (2, 63659610), (3, 42439740), (4, 31829805), (5, 25463844), (6, 21219870), (7, 18188460), (9, 14146580), (10, 12731922), (12, 10609935), (14, 9094230), (15, 8487948), (18, 7073290), (20, 6365961), (21, 6062820), (28, 4547115), (30, 4243974), (35, 3637692), (36, 3536645), (37, 3441060), (42, 3031410), (45, 2829316), (60, 2121987), (63, 2020940), (70, 1818846), (74, 1720530), (84, 1515705), (90, 1414658), (105, 1212564), (111, 1147020), (126, 1010470), (140, 909423), (148, 860265), (180, 707329), (185, 688212), (210, 606282), (222, 573510), (252, 505235), (259, 491580), (315, 404188), (333, 382340), (370, 344106), (420, 303141), (444, 286755), (518, 245790), (555, 229404), (630, 202094), (666, 191170), (740, 172053), (777, 163860), (1036, 122895), (1110, 114702), (1260, 101047), (1295, 98316), (1332, 95585), (1554, 81930), (1665, 76468), (2220, 57351), (2331, 54620), (2590, 49158), (2731, 46620), (3108, 40965), (3330, 38234), (3885, 32772), (4662, 27310), (5180, 24579), (5462, 23310), (6660, 19117), (7770, 16386), (8193, 15540), (9324, 13655), (10924, 11655)]