478710

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{197}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 1297296

約数和(自身を除く): 818586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 197, 243, 270, 394, 405, 486, 591, 810, 985, 1182, 1215, 1773, 1970, 2430, 2955, 3546, 5319, 5910, 8865, 10638, 15957, 17730, 26595, 31914, 47871, 53190, 79785, 95742, 159570, 239355, 478710]

約数ペア:

[(1, 478710), (2, 239355), (3, 159570), (5, 95742), (6, 79785), (9, 53190), (10, 47871), (15, 31914), (18, 26595), (27, 17730), (30, 15957), (45, 10638), (54, 8865), (81, 5910), (90, 5319), (135, 3546), (162, 2955), (197, 2430), (243, 1970), (270, 1773), (394, 1215), (405, 1182), (486, 985), (591, 810)]