214910540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 502998720

約数和(自身を除く): 288088180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 73, 130, 134, 146, 169, 260, 268, 292, 335, 338, 365, 670, 676, 730, 845, 871, 949, 1340, 1460, 1690, 1742, 1898, 2197, 3380, 3484, 3796, 4355, 4394, 4745, 4891, 8710, 8788, 9490, 9782, 10985, 11323, 12337, 17420, 18980, 19564, 21970, 22646, 24455, 24674, 43940, 45292, 48910, 49348, 56615, 61685, 63583, 97820, 113230, 123370, 127166, 147199, 160381, 226460, 246740, 254332, 294398, 317915, 320762, 588796, 635830, 641524, 735995, 801905, 826579, 1271660, 1471990, 1603810, 1653158, 2943980, 3207620, 3306316, 4132895, 8265790, 10745527, 16531580, 21491054, 42982108, 53727635, 107455270, 214910540]

約数ペア:

[(1, 214910540), (2, 107455270), (4, 53727635), (5, 42982108), (10, 21491054), (13, 16531580), (20, 10745527), (26, 8265790), (52, 4132895), (65, 3306316), (67, 3207620), (73, 2943980), (130, 1653158), (134, 1603810), (146, 1471990), (169, 1271660), (260, 826579), (268, 801905), (292, 735995), (335, 641524), (338, 635830), (365, 588796), (670, 320762), (676, 317915), (730, 294398), (845, 254332), (871, 246740), (949, 226460), (1340, 160381), (1460, 147199), (1690, 127166), (1742, 123370), (1898, 113230), (2197, 97820), (3380, 63583), (3484, 61685), (3796, 56615), (4355, 49348), (4394, 48910), (4745, 45292), (4891, 43940), (8710, 24674), (8788, 24455), (9490, 22646), (9782, 21970), (10985, 19564), (11323, 18980), (12337, 17420)]