72619360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^4\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 120

約数和(自身を含む): 194806080

約数和(自身を除く): 122186720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 160, 176, 220, 242, 248, 310, 341, 352, 440, 484, 496, 605, 620, 682, 880, 968, 992, 1210, 1240, 1331, 1364, 1705, 1760, 1936, 2420, 2480, 2662, 2728, 3410, 3751, 3872, 4840, 4960, 5324, 5456, 6655, 6820, 7502, 9680, 10648, 10912, 13310, 13640, 14641, 15004, 18755, 19360, 21296, 26620, 27280, 29282, 30008, 37510, 41261, 42592, 53240, 54560, 58564, 60016, 73205, 75020, 82522, 106480, 117128, 120032, 146410, 150040, 165044, 206305, 212960, 234256, 292820, 300080, 330088, 412610, 453871, 468512, 585640, 600160, 660176, 825220, 907742, 1171280, 1320352, 1650440, 1815484, 2269355, 2342560, 3300880, 3630968, 4538710, 6601760, 7261936, 9077420, 14523872, 18154840, 36309680, 72619360]

約数ペア:

[(1, 72619360), (2, 36309680), (4, 18154840), (5, 14523872), (8, 9077420), (10, 7261936), (11, 6601760), (16, 4538710), (20, 3630968), (22, 3300880), (31, 2342560), (32, 2269355), (40, 1815484), (44, 1650440), (55, 1320352), (62, 1171280), (80, 907742), (88, 825220), (110, 660176), (121, 600160), (124, 585640), (155, 468512), (160, 453871), (176, 412610), (220, 330088), (242, 300080), (248, 292820), (310, 234256), (341, 212960), (352, 206305), (440, 165044), (484, 150040), (496, 146410), (605, 120032), (620, 117128), (682, 106480), (880, 82522), (968, 75020), (992, 73205), (1210, 60016), (1240, 58564), (1331, 54560), (1364, 53240), (1705, 42592), (1760, 41261), (1936, 37510), (2420, 30008), (2480, 29282), (2662, 27280), (2728, 26620), (3410, 21296), (3751, 19360), (3872, 18755), (4840, 15004), (4960, 14641), (5324, 13640), (5456, 13310), (6655, 10912), (6820, 10648), (7502, 9680)]