198486960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{118147}}^1$

素因数の和:118170

約数の個数: 80

約数和(自身を含む): 703216896

約数和(自身を除く): 504729936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 118147, 236294, 354441, 472588, 590735, 708882, 827029, 945176, 1181470, 1417764, 1654058, 1772205, 1890352, 2362940, 2481087, 2835528, 3308116, 3544410, 4135145, 4725880, 4962174, 5671056, 6616232, 7088820, 8270290, 9451760, 9924348, 12405435, 13232464, 14177640, 16540580, 19848696, 24810870, 28355280, 33081160, 39697392, 49621740, 66162320, 99243480, 198486960]

約数ペア:

[(1, 198486960), (2, 99243480), (3, 66162320), (4, 49621740), (5, 39697392), (6, 33081160), (7, 28355280), (8, 24810870), (10, 19848696), (12, 16540580), (14, 14177640), (15, 13232464), (16, 12405435), (20, 9924348), (21, 9451760), (24, 8270290), (28, 7088820), (30, 6616232), (35, 5671056), (40, 4962174), (42, 4725880), (48, 4135145), (56, 3544410), (60, 3308116), (70, 2835528), (80, 2481087), (84, 2362940), (105, 1890352), (112, 1772205), (120, 1654058), (140, 1417764), (168, 1181470), (210, 945176), (240, 827029), (280, 708882), (336, 590735), (420, 472588), (560, 354441), (840, 236294), (1680, 118147)]