68731650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:441

約数の個数: 144

約数和(自身を含む): 205820160

約数和(自身を除く): 137088510

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 31, 39, 45, 50, 62, 65, 75, 78, 90, 93, 117, 130, 150, 155, 186, 195, 225, 234, 279, 310, 325, 379, 390, 403, 450, 465, 558, 585, 650, 758, 775, 806, 930, 975, 1137, 1170, 1209, 1395, 1550, 1895, 1950, 2015, 2274, 2325, 2418, 2790, 2925, 3411, 3627, 3790, 4030, 4650, 4927, 5685, 5850, 6045, 6822, 6975, 7254, 9475, 9854, 10075, 11370, 11749, 12090, 13950, 14781, 17055, 18135, 18950, 20150, 23498, 24635, 28425, 29562, 30225, 34110, 35247, 36270, 44343, 49270, 56850, 58745, 60450, 70494, 73905, 85275, 88686, 90675, 105741, 117490, 123175, 147810, 152737, 170550, 176235, 181350, 211482, 221715, 246350, 293725, 305474, 352470, 369525, 443430, 458211, 528705, 587450, 739050, 763685, 881175, 916422, 1057410, 1108575, 1374633, 1527370, 1762350, 2217150, 2291055, 2643525, 2749266, 3818425, 4582110, 5287050, 6873165, 7636850, 11455275, 13746330, 22910550, 34365825, 68731650]

約数ペア:

[(1, 68731650), (2, 34365825), (3, 22910550), (5, 13746330), (6, 11455275), (9, 7636850), (10, 6873165), (13, 5287050), (15, 4582110), (18, 3818425), (25, 2749266), (26, 2643525), (30, 2291055), (31, 2217150), (39, 1762350), (45, 1527370), (50, 1374633), (62, 1108575), (65, 1057410), (75, 916422), (78, 881175), (90, 763685), (93, 739050), (117, 587450), (130, 528705), (150, 458211), (155, 443430), (186, 369525), (195, 352470), (225, 305474), (234, 293725), (279, 246350), (310, 221715), (325, 211482), (379, 181350), (390, 176235), (403, 170550), (450, 152737), (465, 147810), (558, 123175), (585, 117490), (650, 105741), (758, 90675), (775, 88686), (806, 85275), (930, 73905), (975, 70494), (1137, 60450), (1170, 58745), (1209, 56850), (1395, 49270), (1550, 44343), (1895, 36270), (1950, 35247), (2015, 34110), (2274, 30225), (2325, 29562), (2418, 28425), (2790, 24635), (2925, 23498), (3411, 20150), (3627, 18950), (3790, 18135), (4030, 17055), (4650, 14781), (4927, 13950), (5685, 12090), (5850, 11749), (6045, 11370), (6822, 10075), (6975, 9854), (7254, 9475)]