15495970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 33970176

約数和(自身を除く): 18474206

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 37, 62, 70, 74, 155, 185, 193, 217, 259, 310, 370, 386, 434, 518, 965, 1085, 1147, 1295, 1351, 1930, 2170, 2294, 2590, 2702, 5735, 5983, 6755, 7141, 8029, 11470, 11966, 13510, 14282, 16058, 29915, 35705, 40145, 41881, 49987, 59830, 71410, 80290, 83762, 99974, 209405, 221371, 249935, 418810, 442742, 499870, 1106855, 1549597, 2213710, 3099194, 7747985, 15495970]

約数ペア:

[(1, 15495970), (2, 7747985), (5, 3099194), (7, 2213710), (10, 1549597), (14, 1106855), (31, 499870), (35, 442742), (37, 418810), (62, 249935), (70, 221371), (74, 209405), (155, 99974), (185, 83762), (193, 80290), (217, 71410), (259, 59830), (310, 49987), (370, 41881), (386, 40145), (434, 35705), (518, 29915), (965, 16058), (1085, 14282), (1147, 13510), (1295, 11966), (1351, 11470), (1930, 8029), (2170, 7141), (2294, 6755), (2590, 5983), (2702, 5735)]