678889740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{739}}^1$

素因数の和:1063

約数の個数: 96

約数和(自身を含む): 1942375680

約数和(自身を除く): 1263485940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 251, 305, 366, 502, 610, 732, 739, 753, 915, 1004, 1220, 1255, 1478, 1506, 1830, 2217, 2510, 2956, 3012, 3660, 3695, 3765, 4434, 5020, 7390, 7530, 8868, 11085, 14780, 15060, 15311, 22170, 30622, 44340, 45079, 45933, 61244, 76555, 90158, 91866, 135237, 153110, 180316, 183732, 185489, 225395, 229665, 270474, 306220, 370978, 450790, 459330, 540948, 556467, 676185, 741956, 901580, 918660, 927445, 1112934, 1352370, 1854890, 2225868, 2704740, 2782335, 3709780, 5564670, 11129340, 11314829, 22629658, 33944487, 45259316, 56574145, 67888974, 113148290, 135777948, 169722435, 226296580, 339444870, 678889740]

約数ペア:

[(1, 678889740), (2, 339444870), (3, 226296580), (4, 169722435), (5, 135777948), (6, 113148290), (10, 67888974), (12, 56574145), (15, 45259316), (20, 33944487), (30, 22629658), (60, 11314829), (61, 11129340), (122, 5564670), (183, 3709780), (244, 2782335), (251, 2704740), (305, 2225868), (366, 1854890), (502, 1352370), (610, 1112934), (732, 927445), (739, 918660), (753, 901580), (915, 741956), (1004, 676185), (1220, 556467), (1255, 540948), (1478, 459330), (1506, 450790), (1830, 370978), (2217, 306220), (2510, 270474), (2956, 229665), (3012, 225395), (3660, 185489), (3695, 183732), (3765, 180316), (4434, 153110), (5020, 135237), (7390, 91866), (7530, 90158), (8868, 76555), (11085, 61244), (14780, 45933), (15060, 45079), (15311, 44340), (22170, 30622)]