630790380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{318581}}^1$

素因数の和:318607

約数の個数: 72

約数和(自身を含む): 2087349264

約数和(自身を除く): 1456558884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 318581, 637162, 955743, 1274324, 1592905, 1911486, 2867229, 3185810, 3504391, 3822972, 4778715, 5734458, 6371620, 7008782, 9557430, 10513173, 11468916, 14017564, 14336145, 17521955, 19114860, 21026346, 28672290, 31539519, 35043910, 42052692, 52565865, 57344580, 63079038, 70087820, 105131730, 126158076, 157697595, 210263460, 315395190, 630790380]

約数ペア:

[(1, 630790380), (2, 315395190), (3, 210263460), (4, 157697595), (5, 126158076), (6, 105131730), (9, 70087820), (10, 63079038), (11, 57344580), (12, 52565865), (15, 42052692), (18, 35043910), (20, 31539519), (22, 28672290), (30, 21026346), (33, 19114860), (36, 17521955), (44, 14336145), (45, 14017564), (55, 11468916), (60, 10513173), (66, 9557430), (90, 7008782), (99, 6371620), (110, 5734458), (132, 4778715), (165, 3822972), (180, 3504391), (198, 3185810), (220, 2867229), (330, 1911486), (396, 1592905), (495, 1274324), (660, 955743), (990, 637162), (1980, 318581)]