280029840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2531}}^1$

素因数の和:3008

約数の個数: 80

約数和(自身を含む): 870319296

約数和(自身を除く): 590289456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 461, 922, 1383, 1844, 2305, 2531, 2766, 3688, 4610, 5062, 5532, 6915, 7376, 7593, 9220, 10124, 11064, 12655, 13830, 15186, 18440, 20248, 22128, 25310, 27660, 30372, 36880, 37965, 40496, 50620, 55320, 60744, 75930, 101240, 110640, 121488, 151860, 202480, 303720, 607440, 1166791, 2333582, 3500373, 4667164, 5833955, 7000746, 9334328, 11667910, 14001492, 17501865, 18668656, 23335820, 28002984, 35003730, 46671640, 56005968, 70007460, 93343280, 140014920, 280029840]

約数ペア:

[(1, 280029840), (2, 140014920), (3, 93343280), (4, 70007460), (5, 56005968), (6, 46671640), (8, 35003730), (10, 28002984), (12, 23335820), (15, 18668656), (16, 17501865), (20, 14001492), (24, 11667910), (30, 9334328), (40, 7000746), (48, 5833955), (60, 4667164), (80, 3500373), (120, 2333582), (240, 1166791), (461, 607440), (922, 303720), (1383, 202480), (1844, 151860), (2305, 121488), (2531, 110640), (2766, 101240), (3688, 75930), (4610, 60744), (5062, 55320), (5532, 50620), (6915, 40496), (7376, 37965), (7593, 36880), (9220, 30372), (10124, 27660), (11064, 25310), (12655, 22128), (13830, 20248), (15186, 18440)]