7791420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1427}}^1$

素因数の和:1459

約数の個数: 96

約数和(自身を含む): 26869248

約数和(自身を除く): 19077828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1427, 1820, 2730, 2854, 4281, 5460, 5708, 7135, 8562, 9989, 14270, 17124, 18551, 19978, 21405, 28540, 29967, 37102, 39956, 42810, 49945, 55653, 59934, 74204, 85620, 92755, 99890, 111306, 119868, 129857, 149835, 185510, 199780, 222612, 259714, 278265, 299670, 371020, 389571, 519428, 556530, 599340, 649285, 779142, 1113060, 1298570, 1558284, 1947855, 2597140, 3895710, 7791420]

約数ペア:

[(1, 7791420), (2, 3895710), (3, 2597140), (4, 1947855), (5, 1558284), (6, 1298570), (7, 1113060), (10, 779142), (12, 649285), (13, 599340), (14, 556530), (15, 519428), (20, 389571), (21, 371020), (26, 299670), (28, 278265), (30, 259714), (35, 222612), (39, 199780), (42, 185510), (52, 149835), (60, 129857), (65, 119868), (70, 111306), (78, 99890), (84, 92755), (91, 85620), (105, 74204), (130, 59934), (140, 55653), (156, 49945), (182, 42810), (195, 39956), (210, 37102), (260, 29967), (273, 28540), (364, 21405), (390, 19978), (420, 18551), (455, 17124), (546, 14270), (780, 9989), (910, 8562), (1092, 7135), (1365, 5708), (1427, 5460), (1820, 4281), (2730, 2854)]