321393420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{198391}}^1$

素因数の和:198412

約数の個数: 60

約数和(自身を含む): 1008228144

約数和(自身を除く): 686834724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 198391, 396782, 595173, 793564, 991955, 1190346, 1785519, 1983910, 2380692, 2975865, 3571038, 3967820, 5356557, 5951730, 7142076, 8927595, 10713114, 11903460, 16069671, 17855190, 21426228, 26782785, 32139342, 35710380, 53565570, 64278684, 80348355, 107131140, 160696710, 321393420]

約数ペア:

[(1, 321393420), (2, 160696710), (3, 107131140), (4, 80348355), (5, 64278684), (6, 53565570), (9, 35710380), (10, 32139342), (12, 26782785), (15, 21426228), (18, 17855190), (20, 16069671), (27, 11903460), (30, 10713114), (36, 8927595), (45, 7142076), (54, 5951730), (60, 5356557), (81, 3967820), (90, 3571038), (108, 2975865), (135, 2380692), (162, 1983910), (180, 1785519), (270, 1190346), (324, 991955), (405, 793564), (540, 595173), (810, 396782), (1620, 198391)]