40489260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:815

約数の個数: 96

約数和(自身を含む): 130636800

約数和(自身を除く): 90147540

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, 647, 745, 894, 1043, 1294, 1490, 1788, 1941, 2086, 2235, 2588, 2980, 3129, 3235, 3882, 4172, 4470, 4529, 5215, 6258, 6470, 7764, 8940, 9058, 9705, 10430, 12516, 12940, 13587, 15645, 18116, 19410, 20860, 22645, 27174, 31290, 38820, 45290, 54348, 62580, 67935, 90580, 96403, 135870, 192806, 271740, 289209, 385612, 482015, 578418, 674821, 964030, 1156836, 1349642, 1446045, 1928060, 2024463, 2699284, 2892090, 3374105, 4048926, 5784180, 6748210, 8097852, 10122315, 13496420, 20244630, 40489260]

約数ペア:

[(1, 40489260), (2, 20244630), (3, 13496420), (4, 10122315), (5, 8097852), (6, 6748210), (7, 5784180), (10, 4048926), (12, 3374105), (14, 2892090), (15, 2699284), (20, 2024463), (21, 1928060), (28, 1446045), (30, 1349642), (35, 1156836), (42, 964030), (60, 674821), (70, 578418), (84, 482015), (105, 385612), (140, 289209), (149, 271740), (210, 192806), (298, 135870), (420, 96403), (447, 90580), (596, 67935), (647, 62580), (745, 54348), (894, 45290), (1043, 38820), (1294, 31290), (1490, 27174), (1788, 22645), (1941, 20860), (2086, 19410), (2235, 18116), (2588, 15645), (2980, 13587), (3129, 12940), (3235, 12516), (3882, 10430), (4172, 9705), (4470, 9058), (4529, 8940), (5215, 7764), (6258, 6470)]