724140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{149}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 2293200

約数和(自身を除く): 1569060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 149, 162, 180, 243, 270, 298, 324, 405, 447, 486, 540, 596, 745, 810, 894, 972, 1215, 1341, 1490, 1620, 1788, 2235, 2430, 2682, 2980, 4023, 4470, 4860, 5364, 6705, 8046, 8940, 12069, 13410, 16092, 20115, 24138, 26820, 36207, 40230, 48276, 60345, 72414, 80460, 120690, 144828, 181035, 241380, 362070, 724140]

約数ペア:

[(1, 724140), (2, 362070), (3, 241380), (4, 181035), (5, 144828), (6, 120690), (9, 80460), (10, 72414), (12, 60345), (15, 48276), (18, 40230), (20, 36207), (27, 26820), (30, 24138), (36, 20115), (45, 16092), (54, 13410), (60, 12069), (81, 8940), (90, 8046), (108, 6705), (135, 5364), (149, 4860), (162, 4470), (180, 4023), (243, 2980), (270, 2682), (298, 2430), (324, 2235), (405, 1788), (447, 1620), (486, 1490), (540, 1341), (596, 1215), (745, 972), (810, 894)]