171248440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2971}}^1$

素因数の和:3124

約数の個数: 64

約数和(自身を含む): 423688320

約数和(自身を除く): 252439880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 131, 220, 262, 440, 524, 655, 1048, 1310, 1441, 2620, 2882, 2971, 5240, 5764, 5942, 7205, 11528, 11884, 14410, 14855, 23768, 28820, 29710, 32681, 57640, 59420, 65362, 118840, 130724, 163405, 261448, 326810, 389201, 653620, 778402, 1307240, 1556804, 1946005, 3113608, 3892010, 4281211, 7784020, 8562422, 15568040, 17124844, 21406055, 34249688, 42812110, 85624220, 171248440]

約数ペア:

[(1, 171248440), (2, 85624220), (4, 42812110), (5, 34249688), (8, 21406055), (10, 17124844), (11, 15568040), (20, 8562422), (22, 7784020), (40, 4281211), (44, 3892010), (55, 3113608), (88, 1946005), (110, 1556804), (131, 1307240), (220, 778402), (262, 653620), (440, 389201), (524, 326810), (655, 261448), (1048, 163405), (1310, 130724), (1441, 118840), (2620, 65362), (2882, 59420), (2971, 57640), (5240, 32681), (5764, 29710), (5942, 28820), (7205, 23768), (11528, 14855), (11884, 14410)]