19281240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1$

素因数の和:575

約数の個数: 160

約数和(自身を含む): 70828560

約数和(自身を除く): 51547320

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, 440, 495, 540, 541, 594, 648, 660, 792, 810, 891, 990, 1080, 1082, 1188, 1320, 1485, 1620, 1623, 1782, 1980, 2164, 2376, 2705, 2970, 3240, 3246, 3564, 3960, 4328, 4455, 4869, 5410, 5940, 5951, 6492, 7128, 8115, 8910, 9738, 10820, 11880, 11902, 12984, 14607, 16230, 17820, 17853, 19476, 21640, 23804, 24345, 29214, 29755, 32460, 35640, 35706, 38952, 43821, 47608, 48690, 53559, 58428, 59510, 64920, 71412, 73035, 87642, 89265, 97380, 107118, 116856, 119020, 142824, 146070, 160677, 175284, 178530, 194760, 214236, 219105, 238040, 267795, 292140, 321354, 350568, 357060, 428472, 438210, 482031, 535590, 584280, 642708, 714120, 803385, 876420, 964062, 1071180, 1285416, 1606770, 1752840, 1928124, 2142360, 2410155, 3213540, 3856248, 4820310, 6427080, 9640620, 19281240]

約数ペア:

[(1, 19281240), (2, 9640620), (3, 6427080), (4, 4820310), (5, 3856248), (6, 3213540), (8, 2410155), (9, 2142360), (10, 1928124), (11, 1752840), (12, 1606770), (15, 1285416), (18, 1071180), (20, 964062), (22, 876420), (24, 803385), (27, 714120), (30, 642708), (33, 584280), (36, 535590), (40, 482031), (44, 438210), (45, 428472), (54, 357060), (55, 350568), (60, 321354), (66, 292140), (72, 267795), (81, 238040), (88, 219105), (90, 214236), (99, 194760), (108, 178530), (110, 175284), (120, 160677), (132, 146070), (135, 142824), (162, 119020), (165, 116856), (180, 107118), (198, 97380), (216, 89265), (220, 87642), (264, 73035), (270, 71412), (297, 64920), (324, 59510), (330, 58428), (360, 53559), (396, 48690), (405, 47608), (440, 43821), (495, 38952), (540, 35706), (541, 35640), (594, 32460), (648, 29755), (660, 29214), (792, 24345), (810, 23804), (891, 21640), (990, 19476), (1080, 17853), (1082, 17820), (1188, 16230), (1320, 14607), (1485, 12984), (1620, 11902), (1623, 11880), (1782, 10820), (1980, 9738), (2164, 8910), (2376, 8115), (2705, 7128), (2970, 6492), (3240, 5951), (3246, 5940), (3564, 5410), (3960, 4869), (4328, 4455)]