78994890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{631}}^1$

素因数の和:764

約数の個数: 96

約数和(自身を含む): 223606656

約数和(自身を除く): 144611766

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 107, 117, 130, 195, 214, 234, 321, 390, 535, 585, 631, 642, 963, 1070, 1170, 1262, 1391, 1605, 1893, 1926, 2782, 3155, 3210, 3786, 4173, 4815, 5679, 6310, 6955, 8203, 8346, 9465, 9630, 11358, 12519, 13910, 16406, 18930, 20865, 24609, 25038, 28395, 41015, 41730, 49218, 56790, 62595, 67517, 73827, 82030, 123045, 125190, 135034, 147654, 202551, 246090, 337585, 369135, 405102, 607653, 675170, 738270, 877721, 1012755, 1215306, 1755442, 2025510, 2633163, 3038265, 4388605, 5266326, 6076530, 7899489, 8777210, 13165815, 15798978, 26331630, 39497445, 78994890]

約数ペア:

[(1, 78994890), (2, 39497445), (3, 26331630), (5, 15798978), (6, 13165815), (9, 8777210), (10, 7899489), (13, 6076530), (15, 5266326), (18, 4388605), (26, 3038265), (30, 2633163), (39, 2025510), (45, 1755442), (65, 1215306), (78, 1012755), (90, 877721), (107, 738270), (117, 675170), (130, 607653), (195, 405102), (214, 369135), (234, 337585), (321, 246090), (390, 202551), (535, 147654), (585, 135034), (631, 125190), (642, 123045), (963, 82030), (1070, 73827), (1170, 67517), (1262, 62595), (1391, 56790), (1605, 49218), (1893, 41730), (1926, 41015), (2782, 28395), (3155, 25038), (3210, 24609), (3786, 20865), (4173, 18930), (4815, 16406), (5679, 13910), (6310, 12519), (6955, 11358), (8203, 9630), (8346, 9465)]