15895440

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:259

約数の個数: 200

約数和(自身を含む): 60496128

約数和(自身を除く): 44600688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 99, 108, 110, 120, 132, 135, 144, 162, 165, 176, 180, 198, 216, 220, 223, 240, 264, 270, 297, 324, 330, 360, 396, 405, 432, 440, 446, 495, 528, 540, 594, 648, 660, 669, 720, 792, 810, 880, 891, 892, 990, 1080, 1115, 1188, 1296, 1320, 1338, 1485, 1584, 1620, 1782, 1784, 1980, 2007, 2160, 2230, 2376, 2453, 2640, 2676, 2970, 3240, 3345, 3564, 3568, 3960, 4014, 4455, 4460, 4752, 4906, 5352, 5940, 6021, 6480, 6690, 7128, 7359, 7920, 8028, 8910, 8920, 9812, 10035, 10704, 11880, 12042, 12265, 13380, 14256, 14718, 16056, 17820, 17840, 18063, 19624, 20070, 22077, 23760, 24084, 24530, 26760, 29436, 30105, 32112, 35640, 36126, 36795, 39248, 40140, 44154, 48168, 49060, 53520, 58872, 60210, 66231, 71280, 72252, 73590, 80280, 88308, 90315, 96336, 98120, 110385, 117744, 120420, 132462, 144504, 147180, 160560, 176616, 180630, 196240, 198693, 220770, 240840, 264924, 289008, 294360, 331155, 353232, 361260, 397386, 441540, 481680, 529848, 588720, 662310, 722520, 794772, 883080, 993465, 1059696, 1324620, 1445040, 1589544, 1766160, 1986930, 2649240, 3179088, 3973860, 5298480, 7947720, 15895440]

約数ペア:

[(1, 15895440), (2, 7947720), (3, 5298480), (4, 3973860), (5, 3179088), (6, 2649240), (8, 1986930), (9, 1766160), (10, 1589544), (11, 1445040), (12, 1324620), (15, 1059696), (16, 993465), (18, 883080), (20, 794772), (22, 722520), (24, 662310), (27, 588720), (30, 529848), (33, 481680), (36, 441540), (40, 397386), (44, 361260), (45, 353232), (48, 331155), (54, 294360), (55, 289008), (60, 264924), (66, 240840), (72, 220770), (80, 198693), (81, 196240), (88, 180630), (90, 176616), (99, 160560), (108, 147180), (110, 144504), (120, 132462), (132, 120420), (135, 117744), (144, 110385), (162, 98120), (165, 96336), (176, 90315), (180, 88308), (198, 80280), (216, 73590), (220, 72252), (223, 71280), (240, 66231), (264, 60210), (270, 58872), (297, 53520), (324, 49060), (330, 48168), (360, 44154), (396, 40140), (405, 39248), (432, 36795), (440, 36126), (446, 35640), (495, 32112), (528, 30105), (540, 29436), (594, 26760), (648, 24530), (660, 24084), (669, 23760), (720, 22077), (792, 20070), (810, 19624), (880, 18063), (891, 17840), (892, 17820), (990, 16056), (1080, 14718), (1115, 14256), (1188, 13380), (1296, 12265), (1320, 12042), (1338, 11880), (1485, 10704), (1584, 10035), (1620, 9812), (1782, 8920), (1784, 8910), (1980, 8028), (2007, 7920), (2160, 7359), (2230, 7128), (2376, 6690), (2453, 6480), (2640, 6021), (2676, 5940), (2970, 5352), (3240, 4906), (3345, 4752), (3564, 4460), (3568, 4455), (3960, 4014)]