7918089900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{461}}^1\times {\mathrm{8179}}^1$

素因数の和:8664

約数の個数: 144

約数和(自身を含む): 26242487040

約数和(自身を除く): 18324397140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 461, 525, 700, 922, 1050, 1383, 1844, 2100, 2305, 2766, 3227, 4610, 5532, 6454, 6915, 8179, 9220, 9681, 11525, 12908, 13830, 16135, 16358, 19362, 23050, 24537, 27660, 32270, 32716, 34575, 38724, 40895, 46100, 48405, 49074, 57253, 64540, 69150, 80675, 81790, 96810, 98148, 114506, 122685, 138300, 161350, 163580, 171759, 193620, 204475, 229012, 242025, 245370, 286265, 322700, 343518, 408950, 484050, 490740, 572530, 613425, 687036, 817900, 858795, 968100, 1145060, 1226850, 1431325, 1717590, 2453700, 2862650, 3435180, 3770519, 4293975, 5725300, 7541038, 8587950, 11311557, 15082076, 17175900, 18852595, 22623114, 26393633, 37705190, 45246228, 52787266, 56557785, 75410380, 79180899, 94262975, 105574532, 113115570, 131968165, 158361798, 188525950, 226231140, 263936330, 282788925, 316723596, 377051900, 395904495, 527872660, 565577850, 659840825, 791808990, 1131155700, 1319681650, 1583617980, 1979522475, 2639363300, 3959044950, 7918089900]

約数ペア:

[(1, 7918089900), (2, 3959044950), (3, 2639363300), (4, 1979522475), (5, 1583617980), (6, 1319681650), (7, 1131155700), (10, 791808990), (12, 659840825), (14, 565577850), (15, 527872660), (20, 395904495), (21, 377051900), (25, 316723596), (28, 282788925), (30, 263936330), (35, 226231140), (42, 188525950), (50, 158361798), (60, 131968165), (70, 113115570), (75, 105574532), (84, 94262975), (100, 79180899), (105, 75410380), (140, 56557785), (150, 52787266), (175, 45246228), (210, 37705190), (300, 26393633), (350, 22623114), (420, 18852595), (461, 17175900), (525, 15082076), (700, 11311557), (922, 8587950), (1050, 7541038), (1383, 5725300), (1844, 4293975), (2100, 3770519), (2305, 3435180), (2766, 2862650), (3227, 2453700), (4610, 1717590), (5532, 1431325), (6454, 1226850), (6915, 1145060), (8179, 968100), (9220, 858795), (9681, 817900), (11525, 687036), (12908, 613425), (13830, 572530), (16135, 490740), (16358, 484050), (19362, 408950), (23050, 343518), (24537, 322700), (27660, 286265), (32270, 245370), (32716, 242025), (34575, 229012), (38724, 204475), (40895, 193620), (46100, 171759), (48405, 163580), (49074, 161350), (57253, 138300), (64540, 122685), (69150, 114506), (80675, 98148), (81790, 96810)]