389619810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{70969}}^1$

素因数の和:71043

約数の個数: 48

約数和(自身を含む): 1029632760

約数和(自身を除く): 640012950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 70969, 141938, 212907, 354845, 425814, 638721, 709690, 1064535, 1277442, 2129070, 3193605, 4329109, 6387210, 8658218, 12987327, 21645545, 25974654, 38961981, 43291090, 64936635, 77923962, 129873270, 194809905, 389619810]

約数ペア:

[(1, 389619810), (2, 194809905), (3, 129873270), (5, 77923962), (6, 64936635), (9, 43291090), (10, 38961981), (15, 25974654), (18, 21645545), (30, 12987327), (45, 8658218), (61, 6387210), (90, 4329109), (122, 3193605), (183, 2129070), (305, 1277442), (366, 1064535), (549, 709690), (610, 638721), (915, 425814), (1098, 354845), (1830, 212907), (2745, 141938), (5490, 70969)]