15004440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:455

約数の個数: 160

約数和(自身を含む): 55146960

約数和(自身を除く): 40142520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 264, 270, 297, 324, 330, 360, 396, 405, 421, 440, 495, 540, 594, 648, 660, 792, 810, 842, 891, 990, 1080, 1188, 1263, 1320, 1485, 1620, 1684, 1782, 1980, 2105, 2376, 2526, 2970, 3240, 3368, 3564, 3789, 3960, 4210, 4455, 4631, 5052, 5940, 6315, 7128, 7578, 8420, 8910, 9262, 10104, 11367, 11880, 12630, 13893, 15156, 16840, 17820, 18524, 18945, 22734, 23155, 25260, 27786, 30312, 34101, 35640, 37048, 37890, 41679, 45468, 46310, 50520, 55572, 56835, 68202, 69465, 75780, 83358, 90936, 92620, 111144, 113670, 125037, 136404, 138930, 151560, 166716, 170505, 185240, 208395, 227340, 250074, 272808, 277860, 333432, 341010, 375111, 416790, 454680, 500148, 555720, 625185, 682020, 750222, 833580, 1000296, 1250370, 1364040, 1500444, 1667160, 1875555, 2500740, 3000888, 3751110, 5001480, 7502220, 15004440]

約数ペア:

[(1, 15004440), (2, 7502220), (3, 5001480), (4, 3751110), (5, 3000888), (6, 2500740), (8, 1875555), (9, 1667160), (10, 1500444), (11, 1364040), (12, 1250370), (15, 1000296), (18, 833580), (20, 750222), (22, 682020), (24, 625185), (27, 555720), (30, 500148), (33, 454680), (36, 416790), (40, 375111), (44, 341010), (45, 333432), (54, 277860), (55, 272808), (60, 250074), (66, 227340), (72, 208395), (81, 185240), (88, 170505), (90, 166716), (99, 151560), (108, 138930), (110, 136404), (120, 125037), (132, 113670), (135, 111144), (162, 92620), (165, 90936), (180, 83358), (198, 75780), (216, 69465), (220, 68202), (264, 56835), (270, 55572), (297, 50520), (324, 46310), (330, 45468), (360, 41679), (396, 37890), (405, 37048), (421, 35640), (440, 34101), (495, 30312), (540, 27786), (594, 25260), (648, 23155), (660, 22734), (792, 18945), (810, 18524), (842, 17820), (891, 16840), (990, 15156), (1080, 13893), (1188, 12630), (1263, 11880), (1320, 11367), (1485, 10104), (1620, 9262), (1684, 8910), (1782, 8420), (1980, 7578), (2105, 7128), (2376, 6315), (2526, 5940), (2970, 5052), (3240, 4631), (3368, 4455), (3564, 4210), (3789, 3960)]