130857720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{155783}}^1$

素因数の和:155804

約数の個数: 64

約数和(自身を含む): 448657920

約数和(自身を除く): 317800200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 155783, 311566, 467349, 623132, 778915, 934698, 1090481, 1246264, 1557830, 1869396, 2180962, 2336745, 3115660, 3271443, 3738792, 4361924, 4673490, 5452405, 6231320, 6542886, 8723848, 9346980, 10904810, 13085772, 16357215, 18693960, 21809620, 26171544, 32714430, 43619240, 65428860, 130857720]

約数ペア:

[(1, 130857720), (2, 65428860), (3, 43619240), (4, 32714430), (5, 26171544), (6, 21809620), (7, 18693960), (8, 16357215), (10, 13085772), (12, 10904810), (14, 9346980), (15, 8723848), (20, 6542886), (21, 6231320), (24, 5452405), (28, 4673490), (30, 4361924), (35, 3738792), (40, 3271443), (42, 3115660), (56, 2336745), (60, 2180962), (70, 1869396), (84, 1557830), (105, 1246264), (120, 1090481), (140, 934698), (168, 778915), (210, 623132), (280, 467349), (420, 311566), (840, 155783)]