135520840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1201}}^1$

素因数の和:1263

約数の個数: 128

約数和(自身を含む): 387717120

約数和(自身を除く): 252196280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 620, 728, 806, 868, 910, 1085, 1201, 1240, 1612, 1736, 1820, 2015, 2170, 2402, 2821, 3224, 3640, 4030, 4340, 4804, 5642, 6005, 8060, 8407, 8680, 9608, 11284, 12010, 14105, 15613, 16120, 16814, 22568, 24020, 28210, 31226, 33628, 37231, 42035, 48040, 56420, 62452, 67256, 74462, 78065, 84070, 109291, 112840, 124904, 148924, 156130, 168140, 186155, 218582, 260617, 297848, 312260, 336280, 372310, 437164, 484003, 521234, 546455, 624520, 744620, 874328, 968006, 1042468, 1092910, 1303085, 1489240, 1936012, 2084936, 2185820, 2420015, 2606170, 3388021, 3872024, 4371640, 4840030, 5212340, 6776042, 9680060, 10424680, 13552084, 16940105, 19360120, 27104168, 33880210, 67760420, 135520840]

約数ペア:

[(1, 135520840), (2, 67760420), (4, 33880210), (5, 27104168), (7, 19360120), (8, 16940105), (10, 13552084), (13, 10424680), (14, 9680060), (20, 6776042), (26, 5212340), (28, 4840030), (31, 4371640), (35, 3872024), (40, 3388021), (52, 2606170), (56, 2420015), (62, 2185820), (65, 2084936), (70, 1936012), (91, 1489240), (104, 1303085), (124, 1092910), (130, 1042468), (140, 968006), (155, 874328), (182, 744620), (217, 624520), (248, 546455), (260, 521234), (280, 484003), (310, 437164), (364, 372310), (403, 336280), (434, 312260), (455, 297848), (520, 260617), (620, 218582), (728, 186155), (806, 168140), (868, 156130), (910, 148924), (1085, 124904), (1201, 112840), (1240, 109291), (1612, 84070), (1736, 78065), (1820, 74462), (2015, 67256), (2170, 62452), (2402, 56420), (2821, 48040), (3224, 42035), (3640, 37231), (4030, 33628), (4340, 31226), (4804, 28210), (5642, 24020), (6005, 22568), (8060, 16814), (8407, 16120), (8680, 15613), (9608, 14105), (11284, 12010)]