1018440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:84

約数の個数: 128

約数和(自身を含む): 3628800

約数和(自身を除く): 2610360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 41, 45, 46, 54, 60, 69, 72, 82, 90, 92, 108, 115, 120, 123, 135, 138, 164, 180, 184, 205, 207, 216, 230, 246, 270, 276, 328, 345, 360, 369, 410, 414, 460, 492, 540, 552, 615, 621, 690, 738, 820, 828, 920, 943, 984, 1035, 1080, 1107, 1230, 1242, 1380, 1476, 1640, 1656, 1845, 1886, 2070, 2214, 2460, 2484, 2760, 2829, 2952, 3105, 3690, 3772, 4140, 4428, 4715, 4920, 4968, 5535, 5658, 6210, 7380, 7544, 8280, 8487, 8856, 9430, 11070, 11316, 12420, 14145, 14760, 16974, 18860, 22140, 22632, 24840, 25461, 28290, 33948, 37720, 42435, 44280, 50922, 56580, 67896, 84870, 101844, 113160, 127305, 169740, 203688, 254610, 339480, 509220, 1018440]

約数ペア:

[(1, 1018440), (2, 509220), (3, 339480), (4, 254610), (5, 203688), (6, 169740), (8, 127305), (9, 113160), (10, 101844), (12, 84870), (15, 67896), (18, 56580), (20, 50922), (23, 44280), (24, 42435), (27, 37720), (30, 33948), (36, 28290), (40, 25461), (41, 24840), (45, 22632), (46, 22140), (54, 18860), (60, 16974), (69, 14760), (72, 14145), (82, 12420), (90, 11316), (92, 11070), (108, 9430), (115, 8856), (120, 8487), (123, 8280), (135, 7544), (138, 7380), (164, 6210), (180, 5658), (184, 5535), (205, 4968), (207, 4920), (216, 4715), (230, 4428), (246, 4140), (270, 3772), (276, 3690), (328, 3105), (345, 2952), (360, 2829), (369, 2760), (410, 2484), (414, 2460), (460, 2214), (492, 2070), (540, 1886), (552, 1845), (615, 1656), (621, 1640), (690, 1476), (738, 1380), (820, 1242), (828, 1230), (920, 1107), (943, 1080), (984, 1035)]