61516140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{983}}^1$

素因数の和:1151

約数の個数: 96

約数和(自身を含む): 198374400

約数和(自身を除く): 136858260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 149, 210, 298, 420, 447, 596, 745, 894, 983, 1043, 1490, 1788, 1966, 2086, 2235, 2949, 2980, 3129, 3932, 4172, 4470, 4915, 5215, 5898, 6258, 6881, 8940, 9830, 10430, 11796, 12516, 13762, 14745, 15645, 19660, 20643, 20860, 27524, 29490, 31290, 34405, 41286, 58980, 62580, 68810, 82572, 103215, 137620, 146467, 206430, 292934, 412860, 439401, 585868, 732335, 878802, 1025269, 1464670, 1757604, 2050538, 2197005, 2929340, 3075807, 4101076, 4394010, 5126345, 6151614, 8788020, 10252690, 12303228, 15379035, 20505380, 30758070, 61516140]

約数ペア:

[(1, 61516140), (2, 30758070), (3, 20505380), (4, 15379035), (5, 12303228), (6, 10252690), (7, 8788020), (10, 6151614), (12, 5126345), (14, 4394010), (15, 4101076), (20, 3075807), (21, 2929340), (28, 2197005), (30, 2050538), (35, 1757604), (42, 1464670), (60, 1025269), (70, 878802), (84, 732335), (105, 585868), (140, 439401), (149, 412860), (210, 292934), (298, 206430), (420, 146467), (447, 137620), (596, 103215), (745, 82572), (894, 68810), (983, 62580), (1043, 58980), (1490, 41286), (1788, 34405), (1966, 31290), (2086, 29490), (2235, 27524), (2949, 20860), (2980, 20643), (3129, 19660), (3932, 15645), (4172, 14745), (4470, 13762), (4915, 12516), (5215, 11796), (5898, 10430), (6258, 9830), (6881, 8940)]