86878890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{577}}^1$

素因数の和:836

約数の個数: 96

約数和(自身を含む): 259683840

約数和(自身を除く): 172804950

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 239, 315, 478, 577, 630, 717, 1154, 1195, 1434, 1673, 1731, 2151, 2390, 2885, 3346, 3462, 3585, 4039, 4302, 5019, 5193, 5770, 7170, 8078, 8365, 8655, 10038, 10386, 10755, 12117, 15057, 16730, 17310, 20195, 21510, 24234, 25095, 25965, 30114, 36351, 40390, 50190, 51930, 60585, 72702, 75285, 121170, 137903, 150570, 181755, 275806, 363510, 413709, 689515, 827418, 965321, 1241127, 1379030, 1930642, 2068545, 2482254, 2895963, 4137090, 4826605, 5791926, 6205635, 8687889, 9653210, 12411270, 14479815, 17375778, 28959630, 43439445, 86878890]

約数ペア:

[(1, 86878890), (2, 43439445), (3, 28959630), (5, 17375778), (6, 14479815), (7, 12411270), (9, 9653210), (10, 8687889), (14, 6205635), (15, 5791926), (18, 4826605), (21, 4137090), (30, 2895963), (35, 2482254), (42, 2068545), (45, 1930642), (63, 1379030), (70, 1241127), (90, 965321), (105, 827418), (126, 689515), (210, 413709), (239, 363510), (315, 275806), (478, 181755), (577, 150570), (630, 137903), (717, 121170), (1154, 75285), (1195, 72702), (1434, 60585), (1673, 51930), (1731, 50190), (2151, 40390), (2390, 36351), (2885, 30114), (3346, 25965), (3462, 25095), (3585, 24234), (4039, 21510), (4302, 20195), (5019, 17310), (5193, 16730), (5770, 15057), (7170, 12117), (8078, 10755), (8365, 10386), (8655, 10038)]