81430991640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{453301}}^1$

素因数の和:453817

約数の個数: 96

約数和(自身を含む): 265181670000

約数和(自身を除く): 183750678360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 499, 998, 1497, 1996, 2495, 2994, 3992, 4491, 4990, 5988, 7485, 8982, 9980, 11976, 14970, 17964, 19960, 22455, 29940, 35928, 44910, 59880, 89820, 179640, 453301, 906602, 1359903, 1813204, 2266505, 2719806, 3626408, 4079709, 4533010, 5439612, 6799515, 8159418, 9066020, 10879224, 13599030, 16318836, 18132040, 20398545, 27198060, 32637672, 40797090, 54396120, 81594180, 163188360, 226197199, 452394398, 678591597, 904788796, 1130985995, 1357183194, 1809577592, 2035774791, 2261971990, 2714366388, 3392957985, 4071549582, 4523943980, 5428732776, 6785915970, 8143099164, 9047887960, 10178873955, 13571831940, 16286198328, 20357747910, 27143663880, 40715495820, 81430991640]

約数ペア:

[(1, 81430991640), (2, 40715495820), (3, 27143663880), (4, 20357747910), (5, 16286198328), (6, 13571831940), (8, 10178873955), (9, 9047887960), (10, 8143099164), (12, 6785915970), (15, 5428732776), (18, 4523943980), (20, 4071549582), (24, 3392957985), (30, 2714366388), (36, 2261971990), (40, 2035774791), (45, 1809577592), (60, 1357183194), (72, 1130985995), (90, 904788796), (120, 678591597), (180, 452394398), (360, 226197199), (499, 163188360), (998, 81594180), (1497, 54396120), (1996, 40797090), (2495, 32637672), (2994, 27198060), (3992, 20398545), (4491, 18132040), (4990, 16318836), (5988, 13599030), (7485, 10879224), (8982, 9066020), (9980, 8159418), (11976, 6799515), (14970, 5439612), (17964, 4533010), (19960, 4079709), (22455, 3626408), (29940, 2719806), (35928, 2266505), (44910, 1813204), (59880, 1359903), (89820, 906602), (179640, 453301)]