77928900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:930

約数の個数: 144

約数和(自身を含む): 263983104

約数和(自身を除く): 186054204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 43, 50, 60, 70, 75, 84, 86, 100, 105, 129, 140, 150, 172, 175, 210, 215, 258, 300, 301, 350, 420, 430, 516, 525, 602, 645, 700, 860, 863, 903, 1050, 1075, 1204, 1290, 1505, 1726, 1806, 2100, 2150, 2580, 2589, 3010, 3225, 3452, 3612, 4300, 4315, 4515, 5178, 6020, 6041, 6450, 7525, 8630, 9030, 10356, 12082, 12900, 12945, 15050, 17260, 18060, 18123, 21575, 22575, 24164, 25890, 30100, 30205, 36246, 37109, 43150, 45150, 51780, 60410, 64725, 72492, 74218, 86300, 90300, 90615, 111327, 120820, 129450, 148436, 151025, 181230, 185545, 222654, 258900, 259763, 302050, 362460, 371090, 445308, 453075, 519526, 556635, 604100, 742180, 779289, 906150, 927725, 1039052, 1113270, 1298815, 1558578, 1812300, 1855450, 2226540, 2597630, 2783175, 3117156, 3710900, 3896445, 5195260, 5566350, 6494075, 7792890, 11132700, 12988150, 15585780, 19482225, 25976300, 38964450, 77928900]

約数ペア:

[(1, 77928900), (2, 38964450), (3, 25976300), (4, 19482225), (5, 15585780), (6, 12988150), (7, 11132700), (10, 7792890), (12, 6494075), (14, 5566350), (15, 5195260), (20, 3896445), (21, 3710900), (25, 3117156), (28, 2783175), (30, 2597630), (35, 2226540), (42, 1855450), (43, 1812300), (50, 1558578), (60, 1298815), (70, 1113270), (75, 1039052), (84, 927725), (86, 906150), (100, 779289), (105, 742180), (129, 604100), (140, 556635), (150, 519526), (172, 453075), (175, 445308), (210, 371090), (215, 362460), (258, 302050), (300, 259763), (301, 258900), (350, 222654), (420, 185545), (430, 181230), (516, 151025), (525, 148436), (602, 129450), (645, 120820), (700, 111327), (860, 90615), (863, 90300), (903, 86300), (1050, 74218), (1075, 72492), (1204, 64725), (1290, 60410), (1505, 51780), (1726, 45150), (1806, 43150), (2100, 37109), (2150, 36246), (2580, 30205), (2589, 30100), (3010, 25890), (3225, 24164), (3452, 22575), (3612, 21575), (4300, 18123), (4315, 18060), (4515, 17260), (5178, 15050), (6020, 12945), (6041, 12900), (6450, 12082), (7525, 10356), (8630, 9030)]