40129740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31849}}^1$

素因数の和:31871

約数の個数: 72

約数和(自身を含む): 139120800

約数和(自身を除く): 98991060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 31849, 63698, 95547, 127396, 159245, 191094, 222943, 286641, 318490, 382188, 445886, 477735, 573282, 636980, 668829, 891772, 955470, 1114715, 1146564, 1337658, 1433205, 1910940, 2006487, 2229430, 2675316, 2866410, 3344145, 4012974, 4458860, 5732820, 6688290, 8025948, 10032435, 13376580, 20064870, 40129740]

約数ペア:

[(1, 40129740), (2, 20064870), (3, 13376580), (4, 10032435), (5, 8025948), (6, 6688290), (7, 5732820), (9, 4458860), (10, 4012974), (12, 3344145), (14, 2866410), (15, 2675316), (18, 2229430), (20, 2006487), (21, 1910940), (28, 1433205), (30, 1337658), (35, 1146564), (36, 1114715), (42, 955470), (45, 891772), (60, 668829), (63, 636980), (70, 573282), (84, 477735), (90, 445886), (105, 382188), (126, 318490), (140, 286641), (180, 222943), (210, 191094), (252, 159245), (315, 127396), (420, 95547), (630, 63698), (1260, 31849)]