649520640

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{9397}}^1$

素因数の和:9429

約数の個数: 160

約数和(自身を含む): 2307396960

約数和(自身を除く): 1657876320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3456, 3840, 4320, 4608, 5760, 6912, 7680, 8640, 9397, 11520, 13824, 17280, 18794, 23040, 28191, 34560, 37588, 46985, 56382, 69120, 75176, 84573, 93970, 112764, 140955, 150352, 169146, 187940, 225528, 253719, 281910, 300704, 338292, 375880, 422865, 451056, 507438, 563820, 601408, 676584, 751760, 845730, 902112, 1014876, 1127640, 1202816, 1268595, 1353168, 1503520, 1691460, 1804224, 2029752, 2255280, 2405632, 2537190, 2706336, 3007040, 3382920, 3608448, 4059504, 4510560, 4811264, 5074380, 5412672, 6014080, 6765840, 7216896, 8119008, 9021120, 10148760, 10825344, 12028160, 13531680, 14433792, 16238016, 18042240, 20297520, 21650688, 24056320, 27063360, 32476032, 36084480, 40595040, 43301376, 54126720, 64952064, 72168960, 81190080, 108253440, 129904128, 162380160, 216506880, 324760320, 649520640]

約数ペア:

[(1, 649520640), (2, 324760320), (3, 216506880), (4, 162380160), (5, 129904128), (6, 108253440), (8, 81190080), (9, 72168960), (10, 64952064), (12, 54126720), (15, 43301376), (16, 40595040), (18, 36084480), (20, 32476032), (24, 27063360), (27, 24056320), (30, 21650688), (32, 20297520), (36, 18042240), (40, 16238016), (45, 14433792), (48, 13531680), (54, 12028160), (60, 10825344), (64, 10148760), (72, 9021120), (80, 8119008), (90, 7216896), (96, 6765840), (108, 6014080), (120, 5412672), (128, 5074380), (135, 4811264), (144, 4510560), (160, 4059504), (180, 3608448), (192, 3382920), (216, 3007040), (240, 2706336), (256, 2537190), (270, 2405632), (288, 2255280), (320, 2029752), (360, 1804224), (384, 1691460), (432, 1503520), (480, 1353168), (512, 1268595), (540, 1202816), (576, 1127640), (640, 1014876), (720, 902112), (768, 845730), (864, 751760), (960, 676584), (1080, 601408), (1152, 563820), (1280, 507438), (1440, 451056), (1536, 422865), (1728, 375880), (1920, 338292), (2160, 300704), (2304, 281910), (2560, 253719), (2880, 225528), (3456, 187940), (3840, 169146), (4320, 150352), (4608, 140955), (5760, 112764), (6912, 93970), (7680, 84573), (8640, 75176), (9397, 69120), (11520, 56382), (13824, 46985), (17280, 37588), (18794, 34560), (23040, 28191)]