128626440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:603

約数の個数: 128

約数和(自身を含む): 404766720

約数和(自身を除く): 276140280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 71, 93, 120, 124, 142, 155, 186, 213, 248, 284, 310, 355, 372, 426, 465, 487, 568, 620, 710, 744, 852, 930, 974, 1065, 1240, 1420, 1461, 1704, 1860, 1948, 2130, 2201, 2435, 2840, 2922, 3720, 3896, 4260, 4402, 4870, 5844, 6603, 7305, 8520, 8804, 9740, 11005, 11688, 13206, 14610, 15097, 17608, 19480, 22010, 26412, 29220, 30194, 33015, 34577, 44020, 45291, 52824, 58440, 60388, 66030, 69154, 75485, 88040, 90582, 103731, 120776, 132060, 138308, 150970, 172885, 181164, 207462, 226455, 264120, 276616, 301940, 345770, 362328, 414924, 452910, 518655, 603880, 691540, 829848, 905820, 1037310, 1071887, 1383080, 1811640, 2074620, 2143774, 3215661, 4149240, 4287548, 5359435, 6431322, 8575096, 10718870, 12862644, 16078305, 21437740, 25725288, 32156610, 42875480, 64313220, 128626440]

約数ペア:

[(1, 128626440), (2, 64313220), (3, 42875480), (4, 32156610), (5, 25725288), (6, 21437740), (8, 16078305), (10, 12862644), (12, 10718870), (15, 8575096), (20, 6431322), (24, 5359435), (30, 4287548), (31, 4149240), (40, 3215661), (60, 2143774), (62, 2074620), (71, 1811640), (93, 1383080), (120, 1071887), (124, 1037310), (142, 905820), (155, 829848), (186, 691540), (213, 603880), (248, 518655), (284, 452910), (310, 414924), (355, 362328), (372, 345770), (426, 301940), (465, 276616), (487, 264120), (568, 226455), (620, 207462), (710, 181164), (744, 172885), (852, 150970), (930, 138308), (974, 132060), (1065, 120776), (1240, 103731), (1420, 90582), (1461, 88040), (1704, 75485), (1860, 69154), (1948, 66030), (2130, 60388), (2201, 58440), (2435, 52824), (2840, 45291), (2922, 44020), (3720, 34577), (3896, 33015), (4260, 30194), (4402, 29220), (4870, 26412), (5844, 22010), (6603, 19480), (7305, 17608), (8520, 15097), (8804, 14610), (9740, 13206), (11005, 11688)]