18363240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{347}}^1$

素因数の和:381

約数の個数: 192

約数和(自身を含む): 71409600

約数和(自身を除く): 53046360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 347, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 694, 735, 756, 840, 882, 945, 980, 1041, 1080, 1176, 1260, 1323, 1388, 1470, 1512, 1735, 1764, 1890, 1960, 2082, 2205, 2429, 2520, 2646, 2776, 2940, 3123, 3470, 3528, 3780, 4164, 4410, 4858, 5205, 5292, 5880, 6246, 6615, 6940, 7287, 7560, 8328, 8820, 9369, 9716, 10410, 10584, 12145, 12492, 13230, 13880, 14574, 15615, 17003, 17640, 18738, 19432, 20820, 21861, 24290, 24984, 26460, 29148, 31230, 34006, 36435, 37476, 41640, 43722, 46845, 48580, 51009, 52920, 58296, 62460, 65583, 68012, 72870, 74952, 85015, 87444, 93690, 97160, 102018, 109305, 124920, 131166, 136024, 145740, 153027, 170030, 174888, 187380, 204036, 218610, 255045, 262332, 291480, 306054, 327915, 340060, 374760, 408072, 437220, 459081, 510090, 524664, 612108, 655830, 680120, 765135, 874440, 918162, 1020180, 1224216, 1311660, 1530270, 1836324, 2040360, 2295405, 2623320, 3060540, 3672648, 4590810, 6121080, 9181620, 18363240]

約数ペア:

[(1, 18363240), (2, 9181620), (3, 6121080), (4, 4590810), (5, 3672648), (6, 3060540), (7, 2623320), (8, 2295405), (9, 2040360), (10, 1836324), (12, 1530270), (14, 1311660), (15, 1224216), (18, 1020180), (20, 918162), (21, 874440), (24, 765135), (27, 680120), (28, 655830), (30, 612108), (35, 524664), (36, 510090), (40, 459081), (42, 437220), (45, 408072), (49, 374760), (54, 340060), (56, 327915), (60, 306054), (63, 291480), (70, 262332), (72, 255045), (84, 218610), (90, 204036), (98, 187380), (105, 174888), (108, 170030), (120, 153027), (126, 145740), (135, 136024), (140, 131166), (147, 124920), (168, 109305), (180, 102018), (189, 97160), (196, 93690), (210, 87444), (216, 85015), (245, 74952), (252, 72870), (270, 68012), (280, 65583), (294, 62460), (315, 58296), (347, 52920), (360, 51009), (378, 48580), (392, 46845), (420, 43722), (441, 41640), (490, 37476), (504, 36435), (540, 34006), (588, 31230), (630, 29148), (694, 26460), (735, 24984), (756, 24290), (840, 21861), (882, 20820), (945, 19432), (980, 18738), (1041, 17640), (1080, 17003), (1176, 15615), (1260, 14574), (1323, 13880), (1388, 13230), (1470, 12492), (1512, 12145), (1735, 10584), (1764, 10410), (1890, 9716), (1960, 9369), (2082, 8820), (2205, 8328), (2429, 7560), (2520, 7287), (2646, 6940), (2776, 6615), (2940, 6246), (3123, 5880), (3470, 5292), (3528, 5205), (3780, 4858), (4164, 4410)]