1905519960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{12281}}^1$

素因数の和:12729

約数の個数: 96

約数和(自身を含む): 6207814080

約数和(自身を除く): 4302294120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 431, 862, 1293, 1724, 2155, 2586, 3448, 3879, 4310, 5172, 6465, 7758, 8620, 10344, 12281, 12930, 15516, 17240, 19395, 24562, 25860, 31032, 36843, 38790, 49124, 51720, 61405, 73686, 77580, 98248, 110529, 122810, 147372, 155160, 184215, 221058, 245620, 294744, 368430, 442116, 491240, 552645, 736860, 884232, 1105290, 1473720, 2210580, 4421160, 5293111, 10586222, 15879333, 21172444, 26465555, 31758666, 42344888, 47637999, 52931110, 63517332, 79396665, 95275998, 105862220, 127034664, 158793330, 190551996, 211724440, 238189995, 317586660, 381103992, 476379990, 635173320, 952759980, 1905519960]

約数ペア:

[(1, 1905519960), (2, 952759980), (3, 635173320), (4, 476379990), (5, 381103992), (6, 317586660), (8, 238189995), (9, 211724440), (10, 190551996), (12, 158793330), (15, 127034664), (18, 105862220), (20, 95275998), (24, 79396665), (30, 63517332), (36, 52931110), (40, 47637999), (45, 42344888), (60, 31758666), (72, 26465555), (90, 21172444), (120, 15879333), (180, 10586222), (360, 5293111), (431, 4421160), (862, 2210580), (1293, 1473720), (1724, 1105290), (2155, 884232), (2586, 736860), (3448, 552645), (3879, 491240), (4310, 442116), (5172, 368430), (6465, 294744), (7758, 245620), (8620, 221058), (10344, 184215), (12281, 155160), (12930, 147372), (15516, 122810), (17240, 110529), (19395, 98248), (24562, 77580), (25860, 73686), (31032, 61405), (36843, 51720), (38790, 49124)]