74686440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1243

約数の個数: 128

約数和(自身を含む): 245099520

約数和(自身を除く): 170413080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1181, 1240, 1581, 1860, 2040, 2108, 2362, 2635, 3162, 3543, 3720, 4216, 4724, 5270, 5905, 6324, 7086, 7905, 9448, 10540, 11810, 12648, 14172, 15810, 17715, 20077, 21080, 23620, 28344, 31620, 35430, 36611, 40154, 47240, 60231, 63240, 70860, 73222, 80308, 100385, 109833, 120462, 141720, 146444, 160616, 183055, 200770, 219666, 240924, 292888, 301155, 366110, 401540, 439332, 481848, 549165, 602310, 622387, 732220, 803080, 878664, 1098330, 1204620, 1244774, 1464440, 1867161, 2196660, 2409240, 2489548, 3111935, 3734322, 4393320, 4979096, 6223870, 7468644, 9335805, 12447740, 14937288, 18671610, 24895480, 37343220, 74686440]

約数ペア:

[(1, 74686440), (2, 37343220), (3, 24895480), (4, 18671610), (5, 14937288), (6, 12447740), (8, 9335805), (10, 7468644), (12, 6223870), (15, 4979096), (17, 4393320), (20, 3734322), (24, 3111935), (30, 2489548), (31, 2409240), (34, 2196660), (40, 1867161), (51, 1464440), (60, 1244774), (62, 1204620), (68, 1098330), (85, 878664), (93, 803080), (102, 732220), (120, 622387), (124, 602310), (136, 549165), (155, 481848), (170, 439332), (186, 401540), (204, 366110), (248, 301155), (255, 292888), (310, 240924), (340, 219666), (372, 200770), (408, 183055), (465, 160616), (510, 146444), (527, 141720), (620, 120462), (680, 109833), (744, 100385), (930, 80308), (1020, 73222), (1054, 70860), (1181, 63240), (1240, 60231), (1581, 47240), (1860, 40154), (2040, 36611), (2108, 35430), (2362, 31620), (2635, 28344), (3162, 23620), (3543, 21080), (3720, 20077), (4216, 17715), (4724, 15810), (5270, 14172), (5905, 12648), (6324, 11810), (7086, 10540), (7905, 9448)]