28956558120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1112003}}^1$

素因数の和:1112055

約数の個数: 128

約数和(自身を含む): 102482288640

約数和(自身を除く): 73525730520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 26040, 1112003, 2224006, 3336009, 4448012, 5560015, 6672018, 7784021, 8896024, 11120030, 13344036, 15568042, 16680045, 22240060, 23352063, 26688072, 31136084, 33360090, 34472093, 38920105, 44480120, 46704126, 62272168, 66720180, 68944186, 77840210, 93408252, 103416279, 116760315, 133440360, 137888372, 155680420, 172360465, 186816504, 206832558, 233520630, 241304651, 275776744, 311360840, 344720930, 413665116, 467041260, 482609302, 517081395, 689441860, 723913953, 827330232, 934082520, 965218604, 1034162790, 1206523255, 1378883720, 1447827906, 1930437208, 2068325580, 2413046510, 2895655812, 3619569765, 4136651160, 4826093020, 5791311624, 7239139530, 9652186040, 14478279060, 28956558120]

約数ペア:

[(1, 28956558120), (2, 14478279060), (3, 9652186040), (4, 7239139530), (5, 5791311624), (6, 4826093020), (7, 4136651160), (8, 3619569765), (10, 2895655812), (12, 2413046510), (14, 2068325580), (15, 1930437208), (20, 1447827906), (21, 1378883720), (24, 1206523255), (28, 1034162790), (30, 965218604), (31, 934082520), (35, 827330232), (40, 723913953), (42, 689441860), (56, 517081395), (60, 482609302), (62, 467041260), (70, 413665116), (84, 344720930), (93, 311360840), (105, 275776744), (120, 241304651), (124, 233520630), (140, 206832558), (155, 186816504), (168, 172360465), (186, 155680420), (210, 137888372), (217, 133440360), (248, 116760315), (280, 103416279), (310, 93408252), (372, 77840210), (420, 68944186), (434, 66720180), (465, 62272168), (620, 46704126), (651, 44480120), (744, 38920105), (840, 34472093), (868, 33360090), (930, 31136084), (1085, 26688072), (1240, 23352063), (1302, 22240060), (1736, 16680045), (1860, 15568042), (2170, 13344036), (2604, 11120030), (3255, 8896024), (3720, 7784021), (4340, 6672018), (5208, 5560015), (6510, 4448012), (8680, 3336009), (13020, 2224006), (26040, 1112003)]