137683840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:520

約数の個数: 128

約数和(自身を含む): 382230720

約数和(自身を除く): 244546880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 140, 146, 160, 224, 280, 292, 320, 365, 421, 448, 511, 560, 584, 640, 730, 842, 896, 1022, 1120, 1168, 1460, 1684, 2044, 2105, 2240, 2336, 2555, 2920, 2947, 3368, 4088, 4210, 4480, 4672, 5110, 5840, 5894, 6736, 8176, 8420, 9344, 10220, 11680, 11788, 13472, 14735, 16352, 16840, 20440, 23360, 23576, 26944, 29470, 30733, 32704, 33680, 40880, 46720, 47152, 53888, 58940, 61466, 65408, 67360, 81760, 94304, 117880, 122932, 134720, 153665, 163520, 188608, 215131, 235760, 245864, 269440, 307330, 327040, 377216, 430262, 471520, 491728, 614660, 860524, 943040, 983456, 1075655, 1229320, 1721048, 1886080, 1966912, 2151310, 2458640, 3442096, 3933824, 4302620, 4917280, 6884192, 8605240, 9834560, 13768384, 17210480, 19669120, 27536768, 34420960, 68841920, 137683840]

約数ペア:

[(1, 137683840), (2, 68841920), (4, 34420960), (5, 27536768), (7, 19669120), (8, 17210480), (10, 13768384), (14, 9834560), (16, 8605240), (20, 6884192), (28, 4917280), (32, 4302620), (35, 3933824), (40, 3442096), (56, 2458640), (64, 2151310), (70, 1966912), (73, 1886080), (80, 1721048), (112, 1229320), (128, 1075655), (140, 983456), (146, 943040), (160, 860524), (224, 614660), (280, 491728), (292, 471520), (320, 430262), (365, 377216), (421, 327040), (448, 307330), (511, 269440), (560, 245864), (584, 235760), (640, 215131), (730, 188608), (842, 163520), (896, 153665), (1022, 134720), (1120, 122932), (1168, 117880), (1460, 94304), (1684, 81760), (2044, 67360), (2105, 65408), (2240, 61466), (2336, 58940), (2555, 53888), (2920, 47152), (2947, 46720), (3368, 40880), (4088, 33680), (4210, 32704), (4480, 30733), (4672, 29470), (5110, 26944), (5840, 23576), (5894, 23360), (6736, 20440), (8176, 16840), (8420, 16352), (9344, 14735), (10220, 13472), (11680, 11788)]