15919740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:369

約数の個数: 120

約数和(自身を含む): 51714432

約数和(自身を除く): 35794692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 317, 324, 372, 405, 465, 540, 558, 620, 634, 810, 837, 930, 951, 1116, 1268, 1395, 1585, 1620, 1674, 1860, 1902, 2511, 2790, 2853, 3170, 3348, 3804, 4185, 4755, 5022, 5580, 5706, 6340, 8370, 8559, 9510, 9827, 10044, 11412, 12555, 14265, 16740, 17118, 19020, 19654, 25110, 25677, 28530, 29481, 34236, 39308, 42795, 49135, 50220, 51354, 57060, 58962, 85590, 88443, 98270, 102708, 117924, 128385, 147405, 171180, 176886, 196540, 256770, 265329, 294810, 353772, 442215, 513540, 530658, 589620, 795987, 884430, 1061316, 1326645, 1591974, 1768860, 2653290, 3183948, 3979935, 5306580, 7959870, 15919740]

約数ペア:

[(1, 15919740), (2, 7959870), (3, 5306580), (4, 3979935), (5, 3183948), (6, 2653290), (9, 1768860), (10, 1591974), (12, 1326645), (15, 1061316), (18, 884430), (20, 795987), (27, 589620), (30, 530658), (31, 513540), (36, 442215), (45, 353772), (54, 294810), (60, 265329), (62, 256770), (81, 196540), (90, 176886), (93, 171180), (108, 147405), (124, 128385), (135, 117924), (155, 102708), (162, 98270), (180, 88443), (186, 85590), (270, 58962), (279, 57060), (310, 51354), (317, 50220), (324, 49135), (372, 42795), (405, 39308), (465, 34236), (540, 29481), (558, 28530), (620, 25677), (634, 25110), (810, 19654), (837, 19020), (930, 17118), (951, 16740), (1116, 14265), (1268, 12555), (1395, 11412), (1585, 10044), (1620, 9827), (1674, 9510), (1860, 8559), (1902, 8370), (2511, 6340), (2790, 5706), (2853, 5580), (3170, 5022), (3348, 4755), (3804, 4185)]