655621440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1291}}^1$

素因数の和:1357

約数の個数: 168

約数和(自身を含む): 2177722848

約数和(自身を除く): 1522101408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 460, 480, 529, 552, 690, 736, 920, 960, 1058, 1104, 1291, 1380, 1472, 1587, 1840, 2116, 2208, 2582, 2645, 2760, 3174, 3680, 3873, 4232, 4416, 5164, 5290, 5520, 6348, 6455, 7360, 7746, 7935, 8464, 10328, 10580, 11040, 12696, 12910, 15492, 15870, 16928, 19365, 20656, 21160, 22080, 25392, 25820, 29693, 30984, 31740, 33856, 38730, 41312, 42320, 50784, 51640, 59386, 61968, 63480, 77460, 82624, 84640, 89079, 101568, 103280, 118772, 123936, 126960, 148465, 154920, 169280, 178158, 206560, 237544, 247872, 253920, 296930, 309840, 356316, 413120, 445395, 475088, 507840, 593860, 619680, 682939, 712632, 890790, 950176, 1187720, 1239360, 1365878, 1425264, 1781580, 1900352, 2048817, 2375440, 2731756, 2850528, 3414695, 3563160, 4097634, 4750880, 5463512, 5701056, 6829390, 7126320, 8195268, 9501760, 10244085, 10927024, 13658780, 14252640, 16390536, 20488170, 21854048, 27317560, 28505280, 32781072, 40976340, 43708096, 54635120, 65562144, 81952680, 109270240, 131124288, 163905360, 218540480, 327810720, 655621440]

約数ペア:

[(1, 655621440), (2, 327810720), (3, 218540480), (4, 163905360), (5, 131124288), (6, 109270240), (8, 81952680), (10, 65562144), (12, 54635120), (15, 43708096), (16, 40976340), (20, 32781072), (23, 28505280), (24, 27317560), (30, 21854048), (32, 20488170), (40, 16390536), (46, 14252640), (48, 13658780), (60, 10927024), (64, 10244085), (69, 9501760), (80, 8195268), (92, 7126320), (96, 6829390), (115, 5701056), (120, 5463512), (138, 4750880), (160, 4097634), (184, 3563160), (192, 3414695), (230, 2850528), (240, 2731756), (276, 2375440), (320, 2048817), (345, 1900352), (368, 1781580), (460, 1425264), (480, 1365878), (529, 1239360), (552, 1187720), (690, 950176), (736, 890790), (920, 712632), (960, 682939), (1058, 619680), (1104, 593860), (1291, 507840), (1380, 475088), (1472, 445395), (1587, 413120), (1840, 356316), (2116, 309840), (2208, 296930), (2582, 253920), (2645, 247872), (2760, 237544), (3174, 206560), (3680, 178158), (3873, 169280), (4232, 154920), (4416, 148465), (5164, 126960), (5290, 123936), (5520, 118772), (6348, 103280), (6455, 101568), (7360, 89079), (7746, 84640), (7935, 82624), (8464, 77460), (10328, 63480), (10580, 61968), (11040, 59386), (12696, 51640), (12910, 50784), (15492, 42320), (15870, 41312), (16928, 38730), (19365, 33856), (20656, 31740), (21160, 30984), (22080, 29693), (25392, 25820)]