643012640

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2311}}^1$

素因数の和:2410

約数の個数: 96

約数和(自身を含む): 1594059264

約数和(自身を除く): 951046624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 47, 74, 80, 94, 148, 160, 185, 188, 235, 296, 370, 376, 470, 592, 740, 752, 940, 1184, 1480, 1504, 1739, 1880, 2311, 2960, 3478, 3760, 4622, 5920, 6956, 7520, 8695, 9244, 11555, 13912, 17390, 18488, 23110, 27824, 34780, 36976, 46220, 55648, 69560, 73952, 85507, 92440, 108617, 139120, 171014, 184880, 217234, 278240, 342028, 369760, 427535, 434468, 543085, 684056, 855070, 868936, 1086170, 1368112, 1710140, 1737872, 2172340, 2736224, 3420280, 3475744, 4018829, 4344680, 6840560, 8037658, 8689360, 13681120, 16075316, 17378720, 20094145, 32150632, 40188290, 64301264, 80376580, 128602528, 160753160, 321506320, 643012640]

約数ペア:

[(1, 643012640), (2, 321506320), (4, 160753160), (5, 128602528), (8, 80376580), (10, 64301264), (16, 40188290), (20, 32150632), (32, 20094145), (37, 17378720), (40, 16075316), (47, 13681120), (74, 8689360), (80, 8037658), (94, 6840560), (148, 4344680), (160, 4018829), (185, 3475744), (188, 3420280), (235, 2736224), (296, 2172340), (370, 1737872), (376, 1710140), (470, 1368112), (592, 1086170), (740, 868936), (752, 855070), (940, 684056), (1184, 543085), (1480, 434468), (1504, 427535), (1739, 369760), (1880, 342028), (2311, 278240), (2960, 217234), (3478, 184880), (3760, 171014), (4622, 139120), (5920, 108617), (6956, 92440), (7520, 85507), (8695, 73952), (9244, 69560), (11555, 55648), (13912, 46220), (17390, 36976), (18488, 34780), (23110, 27824)]