1256977920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14879}}^1$

素因数の和:14916

約数の個数: 160

約数和(自身を含む): 4384005120

約数和(自身を除く): 3127027200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 512, 528, 640, 660, 704, 768, 880, 960, 1056, 1280, 1320, 1408, 1536, 1760, 1920, 2112, 2560, 2640, 2816, 3520, 3840, 4224, 5280, 5632, 7040, 7680, 8448, 10560, 14080, 14879, 16896, 21120, 28160, 29758, 42240, 44637, 59516, 74395, 84480, 89274, 119032, 148790, 163669, 178548, 223185, 238064, 297580, 327338, 357096, 446370, 476128, 491007, 595160, 654676, 714192, 818345, 892740, 952256, 982014, 1190320, 1309352, 1428384, 1636690, 1785480, 1904512, 1964028, 2380640, 2455035, 2618704, 2856768, 3273380, 3570960, 3809024, 3928056, 4761280, 4910070, 5237408, 5713536, 6546760, 7141920, 7618048, 7856112, 9522560, 9820140, 10474816, 11427072, 13093520, 14283840, 15712224, 19045120, 19640280, 20949632, 22854144, 26187040, 28567680, 31424448, 38090240, 39280560, 41899264, 52374080, 57135360, 62848896, 78561120, 83798528, 104748160, 114270720, 125697792, 157122240, 209496320, 251395584, 314244480, 418992640, 628488960, 1256977920]

約数ペア:

[(1, 1256977920), (2, 628488960), (3, 418992640), (4, 314244480), (5, 251395584), (6, 209496320), (8, 157122240), (10, 125697792), (11, 114270720), (12, 104748160), (15, 83798528), (16, 78561120), (20, 62848896), (22, 57135360), (24, 52374080), (30, 41899264), (32, 39280560), (33, 38090240), (40, 31424448), (44, 28567680), (48, 26187040), (55, 22854144), (60, 20949632), (64, 19640280), (66, 19045120), (80, 15712224), (88, 14283840), (96, 13093520), (110, 11427072), (120, 10474816), (128, 9820140), (132, 9522560), (160, 7856112), (165, 7618048), (176, 7141920), (192, 6546760), (220, 5713536), (240, 5237408), (256, 4910070), (264, 4761280), (320, 3928056), (330, 3809024), (352, 3570960), (384, 3273380), (440, 2856768), (480, 2618704), (512, 2455035), (528, 2380640), (640, 1964028), (660, 1904512), (704, 1785480), (768, 1636690), (880, 1428384), (960, 1309352), (1056, 1190320), (1280, 982014), (1320, 952256), (1408, 892740), (1536, 818345), (1760, 714192), (1920, 654676), (2112, 595160), (2560, 491007), (2640, 476128), (2816, 446370), (3520, 357096), (3840, 327338), (4224, 297580), (5280, 238064), (5632, 223185), (7040, 178548), (7680, 163669), (8448, 148790), (10560, 119032), (14080, 89274), (14879, 84480), (16896, 74395), (21120, 59516), (28160, 44637), (29758, 42240)]