627890520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1\times {\mathrm{313}}^1$

素因数の和:629

約数の個数: 128

約数和(自身を含む): 1923940800

約数和(自身を除く): 1296050280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 229, 292, 313, 365, 438, 458, 584, 626, 687, 730, 876, 916, 939, 1095, 1145, 1252, 1374, 1460, 1565, 1752, 1832, 1878, 2190, 2290, 2504, 2748, 2920, 3130, 3435, 3756, 4380, 4580, 4695, 5496, 6260, 6870, 7512, 8760, 9160, 9390, 12520, 13740, 16717, 18780, 22849, 27480, 33434, 37560, 45698, 50151, 66868, 68547, 71677, 83585, 91396, 100302, 114245, 133736, 137094, 143354, 167170, 182792, 200604, 215031, 228490, 250755, 274188, 286708, 334340, 342735, 358385, 401208, 430062, 456980, 501510, 548376, 573416, 668680, 685470, 716770, 860124, 913960, 1003020, 1075155, 1370940, 1433540, 1720248, 2006040, 2150310, 2741880, 2867080, 4300620, 5232421, 8601240, 10464842, 15697263, 20929684, 26162105, 31394526, 41859368, 52324210, 62789052, 78486315, 104648420, 125578104, 156972630, 209296840, 313945260, 627890520]

約数ペア:

[(1, 627890520), (2, 313945260), (3, 209296840), (4, 156972630), (5, 125578104), (6, 104648420), (8, 78486315), (10, 62789052), (12, 52324210), (15, 41859368), (20, 31394526), (24, 26162105), (30, 20929684), (40, 15697263), (60, 10464842), (73, 8601240), (120, 5232421), (146, 4300620), (219, 2867080), (229, 2741880), (292, 2150310), (313, 2006040), (365, 1720248), (438, 1433540), (458, 1370940), (584, 1075155), (626, 1003020), (687, 913960), (730, 860124), (876, 716770), (916, 685470), (939, 668680), (1095, 573416), (1145, 548376), (1252, 501510), (1374, 456980), (1460, 430062), (1565, 401208), (1752, 358385), (1832, 342735), (1878, 334340), (2190, 286708), (2290, 274188), (2504, 250755), (2748, 228490), (2920, 215031), (3130, 200604), (3435, 182792), (3756, 167170), (4380, 143354), (4580, 137094), (4695, 133736), (5496, 114245), (6260, 100302), (6870, 91396), (7512, 83585), (8760, 71677), (9160, 68547), (9390, 66868), (12520, 50151), (13740, 45698), (16717, 37560), (18780, 33434), (22849, 27480)]