15261720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1429}}^1$

素因数の和:1532

約数の個数: 64

約数和(自身を含む): 46332000

約数和(自身を除く): 31070280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1429, 1780, 2136, 2670, 2858, 3560, 4287, 5340, 5716, 7145, 8574, 10680, 11432, 14290, 17148, 21435, 28580, 34296, 42870, 57160, 85740, 127181, 171480, 254362, 381543, 508724, 635905, 763086, 1017448, 1271810, 1526172, 1907715, 2543620, 3052344, 3815430, 5087240, 7630860, 15261720]

約数ペア:

[(1, 15261720), (2, 7630860), (3, 5087240), (4, 3815430), (5, 3052344), (6, 2543620), (8, 1907715), (10, 1526172), (12, 1271810), (15, 1017448), (20, 763086), (24, 635905), (30, 508724), (40, 381543), (60, 254362), (89, 171480), (120, 127181), (178, 85740), (267, 57160), (356, 42870), (445, 34296), (534, 28580), (712, 21435), (890, 17148), (1068, 14290), (1335, 11432), (1429, 10680), (1780, 8574), (2136, 7145), (2670, 5716), (2858, 5340), (3560, 4287)]