257608080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6277}}^1$

素因数の和:6318

約数の個数: 160

約数和(自身を含む): 934166400

約数和(自身を除く): 676558320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1368, 1520, 1710, 2052, 2160, 2280, 2565, 2736, 3420, 4104, 4560, 5130, 6277, 6840, 8208, 10260, 12554, 13680, 18831, 20520, 25108, 31385, 37662, 41040, 50216, 56493, 62770, 75324, 94155, 100432, 112986, 119263, 125540, 150648, 169479, 188310, 225972, 238526, 251080, 282465, 301296, 338958, 357789, 376620, 451944, 477052, 502160, 564930, 596315, 677916, 715578, 753240, 847395, 903888, 954104, 1073367, 1129860, 1192630, 1355832, 1431156, 1506480, 1694790, 1788945, 1908208, 2146734, 2259720, 2385260, 2711664, 2862312, 3220101, 3389580, 3577890, 4293468, 4519440, 4770520, 5366835, 5724624, 6440202, 6779160, 7155780, 8586936, 9541040, 10733670, 12880404, 13558320, 14311560, 16100505, 17173872, 21467340, 25760808, 28623120, 32201010, 42934680, 51521616, 64402020, 85869360, 128804040, 257608080]

約数ペア:

[(1, 257608080), (2, 128804040), (3, 85869360), (4, 64402020), (5, 51521616), (6, 42934680), (8, 32201010), (9, 28623120), (10, 25760808), (12, 21467340), (15, 17173872), (16, 16100505), (18, 14311560), (19, 13558320), (20, 12880404), (24, 10733670), (27, 9541040), (30, 8586936), (36, 7155780), (38, 6779160), (40, 6440202), (45, 5724624), (48, 5366835), (54, 4770520), (57, 4519440), (60, 4293468), (72, 3577890), (76, 3389580), (80, 3220101), (90, 2862312), (95, 2711664), (108, 2385260), (114, 2259720), (120, 2146734), (135, 1908208), (144, 1788945), (152, 1694790), (171, 1506480), (180, 1431156), (190, 1355832), (216, 1192630), (228, 1129860), (240, 1073367), (270, 954104), (285, 903888), (304, 847395), (342, 753240), (360, 715578), (380, 677916), (432, 596315), (456, 564930), (513, 502160), (540, 477052), (570, 451944), (684, 376620), (720, 357789), (760, 338958), (855, 301296), (912, 282465), (1026, 251080), (1080, 238526), (1140, 225972), (1368, 188310), (1520, 169479), (1710, 150648), (2052, 125540), (2160, 119263), (2280, 112986), (2565, 100432), (2736, 94155), (3420, 75324), (4104, 62770), (4560, 56493), (5130, 50216), (6277, 41040), (6840, 37662), (8208, 31385), (10260, 25108), (12554, 20520), (13680, 18831)]