220193988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 601708800

約数和(自身を除く): 381514812

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 149, 219, 241, 292, 298, 438, 447, 482, 511, 596, 723, 876, 894, 964, 1022, 1043, 1446, 1533, 1687, 1788, 2044, 2086, 2892, 3066, 3129, 3374, 4172, 5061, 6132, 6258, 6748, 10122, 10877, 12516, 17593, 20244, 21754, 32631, 35186, 35909, 43508, 52779, 65262, 70372, 71818, 76139, 105558, 107727, 123151, 130524, 143636, 152278, 211116, 215454, 228417, 246302, 251363, 304556, 369453, 430908, 456834, 492604, 502726, 738906, 754089, 913668, 1005452, 1477812, 1508178, 2621357, 3016356, 5242714, 7864071, 10485428, 15728142, 18349499, 31456284, 36698998, 55048497, 73397996, 110096994, 220193988]

約数ペア:

[(1, 220193988), (2, 110096994), (3, 73397996), (4, 55048497), (6, 36698998), (7, 31456284), (12, 18349499), (14, 15728142), (21, 10485428), (28, 7864071), (42, 5242714), (73, 3016356), (84, 2621357), (146, 1508178), (149, 1477812), (219, 1005452), (241, 913668), (292, 754089), (298, 738906), (438, 502726), (447, 492604), (482, 456834), (511, 430908), (596, 369453), (723, 304556), (876, 251363), (894, 246302), (964, 228417), (1022, 215454), (1043, 211116), (1446, 152278), (1533, 143636), (1687, 130524), (1788, 123151), (2044, 107727), (2086, 105558), (2892, 76139), (3066, 71818), (3129, 70372), (3374, 65262), (4172, 52779), (5061, 43508), (6132, 35909), (6258, 35186), (6748, 32631), (10122, 21754), (10877, 20244), (12516, 17593)]