211329160

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:316

約数の個数: 128

約数和(自身を含む): 564768000

約数和(自身を除く): 353438840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 73, 98, 140, 146, 196, 211, 245, 280, 292, 343, 365, 392, 422, 490, 511, 584, 686, 730, 844, 980, 1022, 1055, 1372, 1460, 1477, 1688, 1715, 1960, 2044, 2110, 2555, 2744, 2920, 2954, 3430, 3577, 4088, 4220, 5110, 5908, 6860, 7154, 7385, 8440, 10220, 10339, 11816, 13720, 14308, 14770, 15403, 17885, 20440, 20678, 25039, 28616, 29540, 30806, 35770, 41356, 50078, 51695, 59080, 61612, 71540, 72373, 77015, 82712, 100156, 103390, 107821, 123224, 125195, 143080, 144746, 154030, 200312, 206780, 215642, 250390, 289492, 308060, 361865, 413560, 431284, 500780, 539105, 578984, 616120, 723730, 754747, 862568, 1001560, 1078210, 1447460, 1509494, 2156420, 2894920, 3018988, 3773735, 4312840, 5283229, 6037976, 7547470, 10566458, 15094940, 21132916, 26416145, 30189880, 42265832, 52832290, 105664580, 211329160]

約数ペア:

[(1, 211329160), (2, 105664580), (4, 52832290), (5, 42265832), (7, 30189880), (8, 26416145), (10, 21132916), (14, 15094940), (20, 10566458), (28, 7547470), (35, 6037976), (40, 5283229), (49, 4312840), (56, 3773735), (70, 3018988), (73, 2894920), (98, 2156420), (140, 1509494), (146, 1447460), (196, 1078210), (211, 1001560), (245, 862568), (280, 754747), (292, 723730), (343, 616120), (365, 578984), (392, 539105), (422, 500780), (490, 431284), (511, 413560), (584, 361865), (686, 308060), (730, 289492), (844, 250390), (980, 215642), (1022, 206780), (1055, 200312), (1372, 154030), (1460, 144746), (1477, 143080), (1688, 125195), (1715, 123224), (1960, 107821), (2044, 103390), (2110, 100156), (2555, 82712), (2744, 77015), (2920, 72373), (2954, 71540), (3430, 61612), (3577, 59080), (4088, 51695), (4220, 50078), (5110, 41356), (5908, 35770), (6860, 30806), (7154, 29540), (7385, 28616), (8440, 25039), (10220, 20678), (10339, 20440), (11816, 17885), (13720, 15403), (14308, 14770)]