201340020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{68483}}^1$

素因数の和:68509

約数の個数: 72

約数和(自身を含む): 655802784

約数和(自身を除く): 454462764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 68483, 136966, 205449, 273932, 342415, 410898, 479381, 684830, 821796, 958762, 1027245, 1369660, 1438143, 1917524, 2054490, 2396905, 2876286, 3355667, 4108980, 4793810, 5752572, 6711334, 7190715, 9587620, 10067001, 13422668, 14381430, 16778335, 20134002, 28762860, 33556670, 40268004, 50335005, 67113340, 100670010, 201340020]

約数ペア:

[(1, 201340020), (2, 100670010), (3, 67113340), (4, 50335005), (5, 40268004), (6, 33556670), (7, 28762860), (10, 20134002), (12, 16778335), (14, 14381430), (15, 13422668), (20, 10067001), (21, 9587620), (28, 7190715), (30, 6711334), (35, 5752572), (42, 4793810), (49, 4108980), (60, 3355667), (70, 2876286), (84, 2396905), (98, 2054490), (105, 1917524), (140, 1438143), (147, 1369660), (196, 1027245), (210, 958762), (245, 821796), (294, 684830), (420, 479381), (490, 410898), (588, 342415), (735, 273932), (980, 205449), (1470, 136966), (2940, 68483)]