172078396

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 366084096

約数和(自身を除く): 194005700

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 127, 196, 217, 223, 254, 434, 446, 508, 868, 889, 892, 1519, 1561, 1778, 3038, 3122, 3556, 3937, 6076, 6223, 6244, 6913, 7874, 10927, 12446, 13826, 15748, 21854, 24892, 27559, 27652, 28321, 43708, 48391, 55118, 56642, 96782, 110236, 113284, 192913, 193564, 198247, 338737, 385826, 396494, 677474, 771652, 792988, 877951, 1354948, 1387729, 1755902, 2775458, 3511804, 5550916, 6145657, 12291314, 24582628, 43019599, 86039198, 172078396]

約数ペア:

[(1, 172078396), (2, 86039198), (4, 43019599), (7, 24582628), (14, 12291314), (28, 6145657), (31, 5550916), (49, 3511804), (62, 2775458), (98, 1755902), (124, 1387729), (127, 1354948), (196, 877951), (217, 792988), (223, 771652), (254, 677474), (434, 396494), (446, 385826), (508, 338737), (868, 198247), (889, 193564), (892, 192913), (1519, 113284), (1561, 110236), (1778, 96782), (3038, 56642), (3122, 55118), (3556, 48391), (3937, 43708), (6076, 28321), (6223, 27652), (6244, 27559), (6913, 24892), (7874, 21854), (10927, 15748), (12446, 13826)]