64323720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19853}}^1$

素因数の和:19876

約数の個数: 80

約数和(自身を含む): 216210060

約数和(自身を除く): 151886340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 19853, 39706, 59559, 79412, 99265, 119118, 158824, 178677, 198530, 238236, 297795, 357354, 397060, 476472, 536031, 595590, 714708, 794120, 893385, 1072062, 1191180, 1429416, 1608093, 1786770, 2144124, 2382360, 2680155, 3216186, 3573540, 4288248, 5360310, 6432372, 7147080, 8040465, 10720620, 12864744, 16080930, 21441240, 32161860, 64323720]

約数ペア:

[(1, 64323720), (2, 32161860), (3, 21441240), (4, 16080930), (5, 12864744), (6, 10720620), (8, 8040465), (9, 7147080), (10, 6432372), (12, 5360310), (15, 4288248), (18, 3573540), (20, 3216186), (24, 2680155), (27, 2382360), (30, 2144124), (36, 1786770), (40, 1608093), (45, 1429416), (54, 1191180), (60, 1072062), (72, 893385), (81, 794120), (90, 714708), (108, 595590), (120, 536031), (135, 476472), (162, 397060), (180, 357354), (216, 297795), (270, 238236), (324, 198530), (360, 178677), (405, 158824), (540, 119118), (648, 99265), (810, 79412), (1080, 59559), (1620, 39706), (3240, 19853)]