978807630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{1607}}^1$

素因数の和:1953

約数の個数: 64

約数和(自身を含む): 2389616640

約数和(自身を除く): 1410809010

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 257, 395, 474, 514, 771, 790, 1185, 1285, 1542, 1607, 2370, 2570, 3214, 3855, 4821, 7710, 8035, 9642, 16070, 20303, 24105, 40606, 48210, 60909, 101515, 121818, 126953, 203030, 253906, 304545, 380859, 412999, 609090, 634765, 761718, 825998, 1238997, 1269530, 1904295, 2064995, 2477994, 3808590, 4129990, 6194985, 12389970, 32626921, 65253842, 97880763, 163134605, 195761526, 326269210, 489403815, 978807630]

約数ペア:

[(1, 978807630), (2, 489403815), (3, 326269210), (5, 195761526), (6, 163134605), (10, 97880763), (15, 65253842), (30, 32626921), (79, 12389970), (158, 6194985), (237, 4129990), (257, 3808590), (395, 2477994), (474, 2064995), (514, 1904295), (771, 1269530), (790, 1238997), (1185, 825998), (1285, 761718), (1542, 634765), (1607, 609090), (2370, 412999), (2570, 380859), (3214, 304545), (3855, 253906), (4821, 203030), (7710, 126953), (8035, 121818), (9642, 101515), (16070, 60909), (20303, 48210), (24105, 40606)]