197553840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{74831}}^1$

素因数の和:74858

約数の個数: 80

約数和(自身を含む): 668100096

約数和(自身を除く): 470546256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 74831, 149662, 224493, 299324, 374155, 448986, 598648, 748310, 823141, 897972, 1122465, 1197296, 1496620, 1646282, 1795944, 2244930, 2469423, 2993240, 3292564, 3591888, 4115705, 4489860, 4938846, 5986480, 6585128, 8231410, 8979720, 9877692, 12347115, 13170256, 16462820, 17959440, 19755384, 24694230, 32925640, 39510768, 49388460, 65851280, 98776920, 197553840]

約数ペア:

[(1, 197553840), (2, 98776920), (3, 65851280), (4, 49388460), (5, 39510768), (6, 32925640), (8, 24694230), (10, 19755384), (11, 17959440), (12, 16462820), (15, 13170256), (16, 12347115), (20, 9877692), (22, 8979720), (24, 8231410), (30, 6585128), (33, 5986480), (40, 4938846), (44, 4489860), (48, 4115705), (55, 3591888), (60, 3292564), (66, 2993240), (80, 2469423), (88, 2244930), (110, 1795944), (120, 1646282), (132, 1496620), (165, 1197296), (176, 1122465), (220, 897972), (240, 823141), (264, 748310), (330, 598648), (440, 448986), (528, 374155), (660, 299324), (880, 224493), (1320, 149662), (2640, 74831)]