15621720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^2$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 49215600

約数和(自身を除く): 33593880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 67, 87, 116, 120, 134, 145, 174, 201, 232, 268, 290, 335, 348, 402, 435, 536, 580, 670, 696, 804, 870, 1005, 1160, 1340, 1608, 1740, 1943, 2010, 2680, 3480, 3886, 4020, 4489, 5829, 7772, 8040, 8978, 9715, 11658, 13467, 15544, 17956, 19430, 22445, 23316, 26934, 29145, 35912, 38860, 44890, 46632, 53868, 58290, 67335, 77720, 89780, 107736, 116580, 130181, 134670, 179560, 233160, 260362, 269340, 390543, 520724, 538680, 650905, 781086, 1041448, 1301810, 1562172, 1952715, 2603620, 3124344, 3905430, 5207240, 7810860, 15621720]

約数ペア:

[(1, 15621720), (2, 7810860), (3, 5207240), (4, 3905430), (5, 3124344), (6, 2603620), (8, 1952715), (10, 1562172), (12, 1301810), (15, 1041448), (20, 781086), (24, 650905), (29, 538680), (30, 520724), (40, 390543), (58, 269340), (60, 260362), (67, 233160), (87, 179560), (116, 134670), (120, 130181), (134, 116580), (145, 107736), (174, 89780), (201, 77720), (232, 67335), (268, 58290), (290, 53868), (335, 46632), (348, 44890), (402, 38860), (435, 35912), (536, 29145), (580, 26934), (670, 23316), (696, 22445), (804, 19430), (870, 17956), (1005, 15544), (1160, 13467), (1340, 11658), (1608, 9715), (1740, 8978), (1943, 8040), (2010, 7772), (2680, 5829), (3480, 4489), (3886, 4020)]