72187840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:450

約数の個数: 112

約数和(自身を含む): 187269120

約数和(自身を除く): 115081280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 320, 380, 383, 496, 589, 608, 620, 760, 766, 992, 1178, 1216, 1240, 1520, 1532, 1915, 1984, 2356, 2480, 2945, 3040, 3064, 3830, 4712, 4960, 5890, 6080, 6128, 7277, 7660, 9424, 9920, 11780, 11873, 12256, 14554, 15320, 18848, 23560, 23746, 24512, 29108, 30640, 36385, 37696, 47120, 47492, 58216, 59365, 61280, 72770, 94240, 94984, 116432, 118730, 122560, 145540, 188480, 189968, 225587, 232864, 237460, 291080, 379936, 451174, 465728, 474920, 582160, 759872, 902348, 949840, 1127935, 1164320, 1804696, 1899680, 2255870, 2328640, 3609392, 3799360, 4511740, 7218784, 9023480, 14437568, 18046960, 36093920, 72187840]

約数ペア:

[(1, 72187840), (2, 36093920), (4, 18046960), (5, 14437568), (8, 9023480), (10, 7218784), (16, 4511740), (19, 3799360), (20, 3609392), (31, 2328640), (32, 2255870), (38, 1899680), (40, 1804696), (62, 1164320), (64, 1127935), (76, 949840), (80, 902348), (95, 759872), (124, 582160), (152, 474920), (155, 465728), (160, 451174), (190, 379936), (248, 291080), (304, 237460), (310, 232864), (320, 225587), (380, 189968), (383, 188480), (496, 145540), (589, 122560), (608, 118730), (620, 116432), (760, 94984), (766, 94240), (992, 72770), (1178, 61280), (1216, 59365), (1240, 58216), (1520, 47492), (1532, 47120), (1915, 37696), (1984, 36385), (2356, 30640), (2480, 29108), (2945, 24512), (3040, 23746), (3064, 23560), (3830, 18848), (4712, 15320), (4960, 14554), (5890, 12256), (6080, 11873), (6128, 11780), (7277, 9920), (7660, 9424)]