17958576640

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:307

約数の個数: 240

約数和(自身を含む): 45823239000

約数和(自身を除く): 27864662360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 89, 92, 115, 128, 149, 160, 178, 184, 230, 256, 298, 320, 356, 368, 445, 460, 512, 529, 596, 640, 712, 736, 745, 890, 920, 1058, 1192, 1280, 1424, 1472, 1490, 1780, 1840, 2047, 2116, 2384, 2560, 2645, 2848, 2944, 2980, 3427, 3560, 3680, 4094, 4232, 4768, 5290, 5696, 5888, 5960, 6854, 7120, 7360, 8188, 8464, 9536, 10235, 10580, 11392, 11776, 11920, 13261, 13708, 14240, 14720, 16376, 16928, 17135, 19072, 20470, 21160, 22784, 23840, 26522, 27416, 28480, 29440, 32752, 33856, 34270, 38144, 40940, 42320, 45568, 47081, 47680, 53044, 54832, 56960, 58880, 65504, 66305, 67712, 68540, 76288, 78821, 81880, 84640, 94162, 95360, 106088, 109664, 113920, 131008, 132610, 135424, 137080, 157642, 163760, 169280, 188324, 190720, 212176, 219328, 227840, 235405, 262016, 265220, 270848, 274160, 305003, 315284, 327520, 338560, 376648, 381440, 394105, 424352, 438656, 470810, 524032, 530440, 548320, 610006, 630568, 655040, 677120, 753296, 788210, 848704, 877312, 941620, 1048064, 1060880, 1096640, 1220012, 1261136, 1310080, 1354240, 1506592, 1525015, 1576420, 1697408, 1754624, 1883240, 2121760, 2193280, 2440024, 2522272, 2620160, 3013184, 3050030, 3152840, 3394816, 3766480, 4243520, 4386560, 4880048, 5044544, 5240320, 6026368, 6100060, 6305680, 6789632, 7015069, 7532960, 8487040, 8773120, 9760096, 10089088, 12052736, 12200120, 12611360, 14030138, 15065920, 16974080, 19520192, 20178176, 24105472, 24400240, 25222720, 28060276, 30131840, 33948160, 35075345, 39040384, 40356352, 48800480, 50445440, 56120552, 60263680, 70150690, 78080768, 97600960, 100890880, 112241104, 120527360, 140301380, 156161536, 195201920, 201781760, 224482208, 280602760, 390403840, 448964416, 561205520, 780807680, 897928832, 1122411040, 1795857664, 2244822080, 3591715328, 4489644160, 8979288320, 17958576640]

約数ペア:

[(1, 17958576640), (2, 8979288320), (4, 4489644160), (5, 3591715328), (8, 2244822080), (10, 1795857664), (16, 1122411040), (20, 897928832), (23, 780807680), (32, 561205520), (40, 448964416), (46, 390403840), (64, 280602760), (80, 224482208), (89, 201781760), (92, 195201920), (115, 156161536), (128, 140301380), (149, 120527360), (160, 112241104), (178, 100890880), (184, 97600960), (230, 78080768), (256, 70150690), (298, 60263680), (320, 56120552), (356, 50445440), (368, 48800480), (445, 40356352), (460, 39040384), (512, 35075345), (529, 33948160), (596, 30131840), (640, 28060276), (712, 25222720), (736, 24400240), (745, 24105472), (890, 20178176), (920, 19520192), (1058, 16974080), (1192, 15065920), (1280, 14030138), (1424, 12611360), (1472, 12200120), (1490, 12052736), (1780, 10089088), (1840, 9760096), (2047, 8773120), (2116, 8487040), (2384, 7532960), (2560, 7015069), (2645, 6789632), (2848, 6305680), (2944, 6100060), (2980, 6026368), (3427, 5240320), (3560, 5044544), (3680, 4880048), (4094, 4386560), (4232, 4243520), (4768, 3766480), (5290, 3394816), (5696, 3152840), (5888, 3050030), (5960, 3013184), (6854, 2620160), (7120, 2522272), (7360, 2440024), (8188, 2193280), (8464, 2121760), (9536, 1883240), (10235, 1754624), (10580, 1697408), (11392, 1576420), (11776, 1525015), (11920, 1506592), (13261, 1354240), (13708, 1310080), (14240, 1261136), (14720, 1220012), (16376, 1096640), (16928, 1060880), (17135, 1048064), (19072, 941620), (20470, 877312), (21160, 848704), (22784, 788210), (23840, 753296), (26522, 677120), (27416, 655040), (28480, 630568), (29440, 610006), (32752, 548320), (33856, 530440), (34270, 524032), (38144, 470810), (40940, 438656), (42320, 424352), (45568, 394105), (47081, 381440), (47680, 376648), (53044, 338560), (54832, 327520), (56960, 315284), (58880, 305003), (65504, 274160), (66305, 270848), (67712, 265220), (68540, 262016), (76288, 235405), (78821, 227840), (81880, 219328), (84640, 212176), (94162, 190720), (95360, 188324), (106088, 169280), (109664, 163760), (113920, 157642), (131008, 137080), (132610, 135424)]