171958980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2671}}^1$

素因数の和:2749

約数の個数: 96

約数和(自身を含む): 511741440

約数和(自身を除く): 339782460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 37, 58, 60, 74, 87, 111, 116, 145, 148, 174, 185, 222, 290, 348, 370, 435, 444, 555, 580, 740, 870, 1073, 1110, 1740, 2146, 2220, 2671, 3219, 4292, 5342, 5365, 6438, 8013, 10684, 10730, 12876, 13355, 16026, 16095, 21460, 26710, 32052, 32190, 40065, 53420, 64380, 77459, 80130, 98827, 154918, 160260, 197654, 232377, 296481, 309836, 387295, 395308, 464754, 494135, 592962, 774590, 929508, 988270, 1161885, 1185924, 1482405, 1549180, 1976540, 2323770, 2865983, 2964810, 4647540, 5731966, 5929620, 8597949, 11463932, 14329915, 17195898, 28659830, 34391796, 42989745, 57319660, 85979490, 171958980]

約数ペア:

[(1, 171958980), (2, 85979490), (3, 57319660), (4, 42989745), (5, 34391796), (6, 28659830), (10, 17195898), (12, 14329915), (15, 11463932), (20, 8597949), (29, 5929620), (30, 5731966), (37, 4647540), (58, 2964810), (60, 2865983), (74, 2323770), (87, 1976540), (111, 1549180), (116, 1482405), (145, 1185924), (148, 1161885), (174, 988270), (185, 929508), (222, 774590), (290, 592962), (348, 494135), (370, 464754), (435, 395308), (444, 387295), (555, 309836), (580, 296481), (740, 232377), (870, 197654), (1073, 160260), (1110, 154918), (1740, 98827), (2146, 80130), (2220, 77459), (2671, 64380), (3219, 53420), (4292, 40065), (5342, 32190), (5365, 32052), (6438, 26710), (8013, 21460), (10684, 16095), (10730, 16026), (12876, 13355)]