72381960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{28723}}^1$

素因数の和:28747

約数の個数: 96

約数和(自身を含む): 268856640

約数和(自身を除く): 196474680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 28723, 57446, 86169, 114892, 143615, 172338, 201061, 229784, 258507, 287230, 344676, 402122, 430845, 517014, 574460, 603183, 689352, 804244, 861690, 1005305, 1034028, 1148920, 1206366, 1292535, 1608488, 1723380, 1809549, 2010610, 2068056, 2412732, 2585070, 3015915, 3446760, 3619098, 4021220, 4825464, 5170140, 6031830, 7238196, 8042440, 9047745, 10340280, 12063660, 14476392, 18095490, 24127320, 36190980, 72381960]

約数ペア:

[(1, 72381960), (2, 36190980), (3, 24127320), (4, 18095490), (5, 14476392), (6, 12063660), (7, 10340280), (8, 9047745), (9, 8042440), (10, 7238196), (12, 6031830), (14, 5170140), (15, 4825464), (18, 4021220), (20, 3619098), (21, 3446760), (24, 3015915), (28, 2585070), (30, 2412732), (35, 2068056), (36, 2010610), (40, 1809549), (42, 1723380), (45, 1608488), (56, 1292535), (60, 1206366), (63, 1148920), (70, 1034028), (72, 1005305), (84, 861690), (90, 804244), (105, 689352), (120, 603183), (126, 574460), (140, 517014), (168, 430845), (180, 402122), (210, 344676), (252, 287230), (280, 258507), (315, 229784), (360, 201061), (420, 172338), (504, 143615), (630, 114892), (840, 86169), (1260, 57446), (2520, 28723)]