7821218340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{8819}}^1$

素因数の和:9226

約数の個数: 144

約数和(自身を含む): 25619630400

約数和(自身を除く): 17798412060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 379, 390, 468, 585, 758, 780, 1137, 1170, 1516, 1895, 2274, 2340, 3411, 3790, 4548, 4927, 5685, 6822, 7580, 8819, 9854, 11370, 13644, 14781, 17055, 17638, 19708, 22740, 24635, 26457, 29562, 34110, 35276, 44095, 44343, 49270, 52914, 59124, 68220, 73905, 79371, 88190, 88686, 98540, 105828, 114647, 132285, 147810, 158742, 176380, 177372, 221715, 229294, 264570, 295620, 317484, 343941, 396855, 443430, 458588, 529140, 573235, 687882, 793710, 886860, 1031823, 1146470, 1375764, 1587420, 1719705, 2063646, 2292940, 3342401, 3439410, 4127292, 5159115, 6684802, 6878820, 10027203, 10318230, 13369604, 16712005, 20054406, 20636460, 30081609, 33424010, 40108812, 43451213, 50136015, 60163218, 66848020, 86902426, 100272030, 120326436, 130353639, 150408045, 173804852, 200544060, 217256065, 260707278, 300816090, 391060917, 434512130, 521414556, 601632180, 651768195, 782121834, 869024260, 1303536390, 1564243668, 1955304585, 2607072780, 3910609170, 7821218340]

約数ペア:

[(1, 7821218340), (2, 3910609170), (3, 2607072780), (4, 1955304585), (5, 1564243668), (6, 1303536390), (9, 869024260), (10, 782121834), (12, 651768195), (13, 601632180), (15, 521414556), (18, 434512130), (20, 391060917), (26, 300816090), (30, 260707278), (36, 217256065), (39, 200544060), (45, 173804852), (52, 150408045), (60, 130353639), (65, 120326436), (78, 100272030), (90, 86902426), (117, 66848020), (130, 60163218), (156, 50136015), (180, 43451213), (195, 40108812), (234, 33424010), (260, 30081609), (379, 20636460), (390, 20054406), (468, 16712005), (585, 13369604), (758, 10318230), (780, 10027203), (1137, 6878820), (1170, 6684802), (1516, 5159115), (1895, 4127292), (2274, 3439410), (2340, 3342401), (3411, 2292940), (3790, 2063646), (4548, 1719705), (4927, 1587420), (5685, 1375764), (6822, 1146470), (7580, 1031823), (8819, 886860), (9854, 793710), (11370, 687882), (13644, 573235), (14781, 529140), (17055, 458588), (17638, 443430), (19708, 396855), (22740, 343941), (24635, 317484), (26457, 295620), (29562, 264570), (34110, 229294), (35276, 221715), (44095, 177372), (44343, 176380), (49270, 158742), (52914, 147810), (59124, 132285), (68220, 114647), (73905, 105828), (79371, 98540), (88190, 88686)]