68743740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2843}}^1$

素因数の和:2899

約数の個数: 96

約数和(自身を含む): 214050816

約数和(自身を除く): 145307076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 2843, 4030, 4836, 5686, 6045, 8060, 8529, 11372, 12090, 14215, 17058, 24180, 28430, 34116, 36959, 42645, 56860, 73918, 85290, 88133, 110877, 147836, 170580, 176266, 184795, 221754, 264399, 352532, 369590, 440665, 443508, 528798, 554385, 739180, 881330, 1057596, 1108770, 1145729, 1321995, 1762660, 2217540, 2291458, 2643990, 3437187, 4582916, 5287980, 5728645, 6874374, 11457290, 13748748, 17185935, 22914580, 34371870, 68743740]

約数ペア:

[(1, 68743740), (2, 34371870), (3, 22914580), (4, 17185935), (5, 13748748), (6, 11457290), (10, 6874374), (12, 5728645), (13, 5287980), (15, 4582916), (20, 3437187), (26, 2643990), (30, 2291458), (31, 2217540), (39, 1762660), (52, 1321995), (60, 1145729), (62, 1108770), (65, 1057596), (78, 881330), (93, 739180), (124, 554385), (130, 528798), (155, 443508), (156, 440665), (186, 369590), (195, 352532), (260, 264399), (310, 221754), (372, 184795), (390, 176266), (403, 170580), (465, 147836), (620, 110877), (780, 88133), (806, 85290), (930, 73918), (1209, 56860), (1612, 42645), (1860, 36959), (2015, 34116), (2418, 28430), (2843, 24180), (4030, 17058), (4836, 14215), (5686, 12090), (6045, 11372), (8060, 8529)]