151526320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{421}}^1$

素因数の和:854

約数の個数: 80

約数和(自身を含む): 386180640

約数和(自身を除く): 234654320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 409, 421, 440, 818, 842, 880, 1636, 1684, 2045, 2105, 3272, 3368, 4090, 4210, 4499, 4631, 6544, 6736, 8180, 8420, 8998, 9262, 16360, 16840, 17996, 18524, 22495, 23155, 32720, 33680, 35992, 37048, 44990, 46310, 71984, 74096, 89980, 92620, 172189, 179960, 185240, 344378, 359920, 370480, 688756, 860945, 1377512, 1721890, 1894079, 2755024, 3443780, 3788158, 6887560, 7576316, 9470395, 13775120, 15152632, 18940790, 30305264, 37881580, 75763160, 151526320]

約数ペア:

[(1, 151526320), (2, 75763160), (4, 37881580), (5, 30305264), (8, 18940790), (10, 15152632), (11, 13775120), (16, 9470395), (20, 7576316), (22, 6887560), (40, 3788158), (44, 3443780), (55, 2755024), (80, 1894079), (88, 1721890), (110, 1377512), (176, 860945), (220, 688756), (409, 370480), (421, 359920), (440, 344378), (818, 185240), (842, 179960), (880, 172189), (1636, 92620), (1684, 89980), (2045, 74096), (2105, 71984), (3272, 46310), (3368, 44990), (4090, 37048), (4210, 35992), (4499, 33680), (4631, 32720), (6544, 23155), (6736, 22495), (8180, 18524), (8420, 17996), (8998, 16840), (9262, 16360)]