64473720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{537281}}^1$

素因数の和:537295

約数の個数: 32

約数和(自身を含む): 193421520

約数和(自身を除く): 128947800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 537281, 1074562, 1611843, 2149124, 2686405, 3223686, 4298248, 5372810, 6447372, 8059215, 10745620, 12894744, 16118430, 21491240, 32236860, 64473720]

約数ペア:

[(1, 64473720), (2, 32236860), (3, 21491240), (4, 16118430), (5, 12894744), (6, 10745620), (8, 8059215), (10, 6447372), (12, 5372810), (15, 4298248), (20, 3223686), (24, 2686405), (30, 2149124), (40, 1611843), (60, 1074562), (120, 537281)]