66788880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:285

約数の個数: 160

約数和(自身を含む): 219414528

約数和(自身を除く): 152625648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 47, 48, 60, 62, 80, 93, 94, 120, 124, 141, 155, 186, 188, 191, 235, 240, 248, 282, 310, 372, 376, 382, 465, 470, 496, 564, 573, 620, 705, 744, 752, 764, 930, 940, 955, 1128, 1146, 1240, 1410, 1457, 1488, 1528, 1860, 1880, 1910, 2256, 2292, 2480, 2820, 2865, 2914, 3056, 3720, 3760, 3820, 4371, 4584, 5640, 5730, 5828, 5921, 7285, 7440, 7640, 8742, 8977, 9168, 11280, 11460, 11656, 11842, 14570, 15280, 17484, 17763, 17954, 21855, 22920, 23312, 23684, 26931, 29140, 29605, 34968, 35526, 35908, 43710, 44885, 45840, 47368, 53862, 58280, 59210, 69936, 71052, 71816, 87420, 88815, 89770, 94736, 107724, 116560, 118420, 134655, 142104, 143632, 174840, 177630, 179540, 215448, 236840, 269310, 278287, 284208, 349680, 355260, 359080, 430896, 473680, 538620, 556574, 710520, 718160, 834861, 1077240, 1113148, 1391435, 1421040, 1669722, 2154480, 2226296, 2782870, 3339444, 4174305, 4452592, 5565740, 6678888, 8348610, 11131480, 13357776, 16697220, 22262960, 33394440, 66788880]

約数ペア:

[(1, 66788880), (2, 33394440), (3, 22262960), (4, 16697220), (5, 13357776), (6, 11131480), (8, 8348610), (10, 6678888), (12, 5565740), (15, 4452592), (16, 4174305), (20, 3339444), (24, 2782870), (30, 2226296), (31, 2154480), (40, 1669722), (47, 1421040), (48, 1391435), (60, 1113148), (62, 1077240), (80, 834861), (93, 718160), (94, 710520), (120, 556574), (124, 538620), (141, 473680), (155, 430896), (186, 359080), (188, 355260), (191, 349680), (235, 284208), (240, 278287), (248, 269310), (282, 236840), (310, 215448), (372, 179540), (376, 177630), (382, 174840), (465, 143632), (470, 142104), (496, 134655), (564, 118420), (573, 116560), (620, 107724), (705, 94736), (744, 89770), (752, 88815), (764, 87420), (930, 71816), (940, 71052), (955, 69936), (1128, 59210), (1146, 58280), (1240, 53862), (1410, 47368), (1457, 45840), (1488, 44885), (1528, 43710), (1860, 35908), (1880, 35526), (1910, 34968), (2256, 29605), (2292, 29140), (2480, 26931), (2820, 23684), (2865, 23312), (2914, 22920), (3056, 21855), (3720, 17954), (3760, 17763), (3820, 17484), (4371, 15280), (4584, 14570), (5640, 11842), (5730, 11656), (5828, 11460), (5921, 11280), (7285, 9168), (7440, 8977), (7640, 8742)]