489889920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1033}}^1$

素因数の和:1087

約数の個数: 256

約数和(自身を含む): 1771862400

約数和(自身を除く): 1281972480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 64, 65, 76, 78, 80, 95, 96, 104, 114, 120, 128, 130, 152, 156, 160, 190, 192, 195, 208, 228, 240, 247, 260, 285, 304, 312, 320, 380, 384, 390, 416, 456, 480, 494, 520, 570, 608, 624, 640, 741, 760, 780, 832, 912, 960, 988, 1033, 1040, 1140, 1216, 1235, 1248, 1482, 1520, 1560, 1664, 1824, 1920, 1976, 2066, 2080, 2280, 2432, 2470, 2496, 2964, 3040, 3099, 3120, 3648, 3705, 3952, 4132, 4160, 4560, 4940, 4992, 5165, 5928, 6080, 6198, 6240, 7296, 7410, 7904, 8264, 8320, 9120, 9880, 10330, 11856, 12160, 12396, 12480, 13429, 14820, 15495, 15808, 16528, 18240, 19627, 19760, 20660, 23712, 24792, 24960, 26858, 29640, 30990, 31616, 33056, 36480, 39254, 39520, 40287, 41320, 47424, 49584, 53716, 58881, 59280, 61980, 66112, 67145, 78508, 79040, 80574, 82640, 94848, 98135, 99168, 107432, 117762, 118560, 123960, 132224, 134290, 157016, 158080, 161148, 165280, 196270, 198336, 201435, 214864, 235524, 237120, 247920, 255151, 268580, 294405, 314032, 322296, 330560, 392540, 396672, 402870, 429728, 471048, 474240, 495840, 510302, 537160, 588810, 628064, 644592, 661120, 765453, 785080, 805740, 859456, 942096, 991680, 1020604, 1074320, 1177620, 1256128, 1275755, 1289184, 1530906, 1570160, 1611480, 1718912, 1884192, 1983360, 2041208, 2148640, 2355240, 2512256, 2551510, 2578368, 3061812, 3140320, 3222960, 3768384, 3827265, 4082416, 4297280, 4710480, 5103020, 5156736, 6123624, 6280640, 6445920, 7536768, 7654530, 8164832, 8594560, 9420960, 10206040, 12247248, 12561280, 12891840, 15309060, 16329664, 18841920, 20412080, 24494496, 25783680, 30618120, 32659328, 37683840, 40824160, 48988992, 61236240, 81648320, 97977984, 122472480, 163296640, 244944960, 489889920]

約数ペア:

[(1, 489889920), (2, 244944960), (3, 163296640), (4, 122472480), (5, 97977984), (6, 81648320), (8, 61236240), (10, 48988992), (12, 40824160), (13, 37683840), (15, 32659328), (16, 30618120), (19, 25783680), (20, 24494496), (24, 20412080), (26, 18841920), (30, 16329664), (32, 15309060), (38, 12891840), (39, 12561280), (40, 12247248), (48, 10206040), (52, 9420960), (57, 8594560), (60, 8164832), (64, 7654530), (65, 7536768), (76, 6445920), (78, 6280640), (80, 6123624), (95, 5156736), (96, 5103020), (104, 4710480), (114, 4297280), (120, 4082416), (128, 3827265), (130, 3768384), (152, 3222960), (156, 3140320), (160, 3061812), (190, 2578368), (192, 2551510), (195, 2512256), (208, 2355240), (228, 2148640), (240, 2041208), (247, 1983360), (260, 1884192), (285, 1718912), (304, 1611480), (312, 1570160), (320, 1530906), (380, 1289184), (384, 1275755), (390, 1256128), (416, 1177620), (456, 1074320), (480, 1020604), (494, 991680), (520, 942096), (570, 859456), (608, 805740), (624, 785080), (640, 765453), (741, 661120), (760, 644592), (780, 628064), (832, 588810), (912, 537160), (960, 510302), (988, 495840), (1033, 474240), (1040, 471048), (1140, 429728), (1216, 402870), (1235, 396672), (1248, 392540), (1482, 330560), (1520, 322296), (1560, 314032), (1664, 294405), (1824, 268580), (1920, 255151), (1976, 247920), (2066, 237120), (2080, 235524), (2280, 214864), (2432, 201435), (2470, 198336), (2496, 196270), (2964, 165280), (3040, 161148), (3099, 158080), (3120, 157016), (3648, 134290), (3705, 132224), (3952, 123960), (4132, 118560), (4160, 117762), (4560, 107432), (4940, 99168), (4992, 98135), (5165, 94848), (5928, 82640), (6080, 80574), (6198, 79040), (6240, 78508), (7296, 67145), (7410, 66112), (7904, 61980), (8264, 59280), (8320, 58881), (9120, 53716), (9880, 49584), (10330, 47424), (11856, 41320), (12160, 40287), (12396, 39520), (12480, 39254), (13429, 36480), (14820, 33056), (15495, 31616), (15808, 30990), (16528, 29640), (18240, 26858), (19627, 24960), (19760, 24792), (20660, 23712)]