498347460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{212969}}^1$

素因数の和:212997

約数の個数: 72

約数和(自身を含む): 1627942680

約数和(自身を除く): 1129595220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 212969, 425938, 638907, 851876, 1064845, 1277814, 1916721, 2129690, 2555628, 2768597, 3194535, 3833442, 4259380, 5537194, 6389070, 7666884, 8305791, 9583605, 11074388, 12778140, 13842985, 16611582, 19167210, 24917373, 27685970, 33223164, 38334420, 41528955, 49834746, 55371940, 83057910, 99669492, 124586865, 166115820, 249173730, 498347460]

約数ペア:

[(1, 498347460), (2, 249173730), (3, 166115820), (4, 124586865), (5, 99669492), (6, 83057910), (9, 55371940), (10, 49834746), (12, 41528955), (13, 38334420), (15, 33223164), (18, 27685970), (20, 24917373), (26, 19167210), (30, 16611582), (36, 13842985), (39, 12778140), (45, 11074388), (52, 9583605), (60, 8305791), (65, 7666884), (78, 6389070), (90, 5537194), (117, 4259380), (130, 3833442), (156, 3194535), (180, 2768597), (195, 2555628), (234, 2129690), (260, 1916721), (390, 1277814), (468, 1064845), (585, 851876), (780, 638907), (1170, 425938), (2340, 212969)]