777829640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{449}}^1$

素因数の和:759

約数の個数: 128

約数和(自身を含む): 2099520000

約数和(自身を除く): 1321690360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 269, 280, 322, 449, 460, 538, 644, 805, 898, 920, 1076, 1288, 1345, 1610, 1796, 1883, 2152, 2245, 2690, 3143, 3220, 3592, 3766, 4490, 5380, 6187, 6286, 6440, 7532, 8980, 9415, 10327, 10760, 12374, 12572, 15064, 15715, 17960, 18830, 20654, 24748, 25144, 30935, 31430, 37660, 41308, 43309, 49496, 51635, 61870, 62860, 72289, 75320, 82616, 86618, 103270, 120781, 123740, 125720, 144578, 173236, 206540, 216545, 241562, 247480, 289156, 346472, 361445, 413080, 433090, 483124, 578312, 603905, 722890, 845467, 866180, 966248, 1207810, 1445780, 1690934, 1732360, 2415620, 2777963, 2891560, 3381868, 4227335, 4831240, 5555926, 6763736, 8454670, 11111852, 13889815, 16909340, 19445741, 22223704, 27779630, 33818680, 38891482, 55559260, 77782964, 97228705, 111118520, 155565928, 194457410, 388914820, 777829640]

約数ペア:

[(1, 777829640), (2, 388914820), (4, 194457410), (5, 155565928), (7, 111118520), (8, 97228705), (10, 77782964), (14, 55559260), (20, 38891482), (23, 33818680), (28, 27779630), (35, 22223704), (40, 19445741), (46, 16909340), (56, 13889815), (70, 11111852), (92, 8454670), (115, 6763736), (140, 5555926), (161, 4831240), (184, 4227335), (230, 3381868), (269, 2891560), (280, 2777963), (322, 2415620), (449, 1732360), (460, 1690934), (538, 1445780), (644, 1207810), (805, 966248), (898, 866180), (920, 845467), (1076, 722890), (1288, 603905), (1345, 578312), (1610, 483124), (1796, 433090), (1883, 413080), (2152, 361445), (2245, 346472), (2690, 289156), (3143, 247480), (3220, 241562), (3592, 216545), (3766, 206540), (4490, 173236), (5380, 144578), (6187, 125720), (6286, 123740), (6440, 120781), (7532, 103270), (8980, 86618), (9415, 82616), (10327, 75320), (10760, 72289), (12374, 62860), (12572, 61870), (15064, 51635), (15715, 49496), (17960, 43309), (18830, 41308), (20654, 37660), (24748, 31430), (25144, 30935)]