460670720

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 1157623488

約数和(自身を除く): 696952768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 71, 74, 80, 128, 137, 142, 148, 160, 185, 256, 274, 284, 296, 320, 355, 370, 548, 568, 592, 640, 685, 710, 740, 1096, 1136, 1184, 1280, 1370, 1420, 1480, 2192, 2272, 2368, 2627, 2740, 2840, 2960, 4384, 4544, 4736, 5069, 5254, 5480, 5680, 5920, 8768, 9088, 9472, 9727, 10138, 10508, 10960, 11360, 11840, 13135, 17536, 18176, 19454, 20276, 21016, 21920, 22720, 23680, 25345, 26270, 35072, 38908, 40552, 42032, 43840, 45440, 47360, 48635, 50690, 52540, 77816, 81104, 84064, 87680, 90880, 97270, 101380, 105080, 155632, 162208, 168128, 175360, 194540, 202760, 210160, 311264, 324416, 336256, 359899, 389080, 405520, 420320, 622528, 648832, 672512, 719798, 778160, 811040, 840640, 1245056, 1297664, 1439596, 1556320, 1622080, 1681280, 1799495, 2490112, 2879192, 3112640, 3244160, 3362560, 3598990, 5758384, 6225280, 6488320, 7197980, 11516768, 12450560, 14395960, 23033536, 28791920, 46067072, 57583840, 92134144, 115167680, 230335360, 460670720]

約数ペア:

[(1, 460670720), (2, 230335360), (4, 115167680), (5, 92134144), (8, 57583840), (10, 46067072), (16, 28791920), (20, 23033536), (32, 14395960), (37, 12450560), (40, 11516768), (64, 7197980), (71, 6488320), (74, 6225280), (80, 5758384), (128, 3598990), (137, 3362560), (142, 3244160), (148, 3112640), (160, 2879192), (185, 2490112), (256, 1799495), (274, 1681280), (284, 1622080), (296, 1556320), (320, 1439596), (355, 1297664), (370, 1245056), (548, 840640), (568, 811040), (592, 778160), (640, 719798), (685, 672512), (710, 648832), (740, 622528), (1096, 420320), (1136, 405520), (1184, 389080), (1280, 359899), (1370, 336256), (1420, 324416), (1480, 311264), (2192, 210160), (2272, 202760), (2368, 194540), (2627, 175360), (2740, 168128), (2840, 162208), (2960, 155632), (4384, 105080), (4544, 101380), (4736, 97270), (5069, 90880), (5254, 87680), (5480, 84064), (5680, 81104), (5920, 77816), (8768, 52540), (9088, 50690), (9472, 48635), (9727, 47360), (10138, 45440), (10508, 43840), (10960, 42032), (11360, 40552), (11840, 38908), (13135, 35072), (17536, 26270), (18176, 25345), (19454, 23680), (20276, 22720), (21016, 21920)]