15996640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 42184800

約数和(自身を除く): 26188160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 80, 88, 110, 122, 149, 160, 176, 220, 244, 298, 305, 352, 440, 488, 596, 610, 671, 745, 880, 976, 1192, 1220, 1342, 1490, 1639, 1760, 1952, 2384, 2440, 2684, 2980, 3278, 3355, 4768, 4880, 5368, 5960, 6556, 6710, 8195, 9089, 9760, 10736, 11920, 13112, 13420, 16390, 18178, 21472, 23840, 26224, 26840, 32780, 36356, 45445, 52448, 53680, 65560, 72712, 90890, 99979, 107360, 131120, 145424, 181780, 199958, 262240, 290848, 363560, 399916, 499895, 727120, 799832, 999790, 1454240, 1599664, 1999580, 3199328, 3999160, 7998320, 15996640]

約数ペア:

[(1, 15996640), (2, 7998320), (4, 3999160), (5, 3199328), (8, 1999580), (10, 1599664), (11, 1454240), (16, 999790), (20, 799832), (22, 727120), (32, 499895), (40, 399916), (44, 363560), (55, 290848), (61, 262240), (80, 199958), (88, 181780), (110, 145424), (122, 131120), (149, 107360), (160, 99979), (176, 90890), (220, 72712), (244, 65560), (298, 53680), (305, 52448), (352, 45445), (440, 36356), (488, 32780), (596, 26840), (610, 26224), (671, 23840), (745, 21472), (880, 18178), (976, 16390), (1192, 13420), (1220, 13112), (1342, 11920), (1490, 10736), (1639, 9760), (1760, 9089), (1952, 8195), (2384, 6710), (2440, 6556), (2684, 5960), (2980, 5368), (3278, 4880), (3355, 4768)]