80860640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 192

約数和(自身を含む): 236307456

約数和(自身を除く): 155446816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 43, 46, 56, 70, 73, 80, 86, 92, 112, 115, 140, 146, 160, 161, 172, 184, 215, 224, 230, 280, 292, 301, 322, 344, 365, 368, 430, 460, 511, 560, 584, 602, 644, 688, 730, 736, 805, 860, 920, 989, 1022, 1120, 1168, 1204, 1288, 1376, 1460, 1505, 1610, 1679, 1720, 1840, 1978, 2044, 2336, 2408, 2555, 2576, 2920, 3010, 3139, 3220, 3358, 3440, 3680, 3956, 4088, 4816, 4945, 5110, 5152, 5840, 6020, 6278, 6440, 6716, 6880, 6923, 7912, 8176, 8395, 9632, 9890, 10220, 11680, 11753, 12040, 12556, 12880, 13432, 13846, 15695, 15824, 16352, 16790, 19780, 20440, 21973, 23506, 24080, 25112, 25760, 26864, 27692, 31390, 31648, 33580, 34615, 39560, 40880, 43946, 47012, 48160, 50224, 53728, 55384, 58765, 62780, 67160, 69230, 72197, 79120, 81760, 87892, 94024, 100448, 109865, 110768, 117530, 125560, 134320, 138460, 144394, 158240, 175784, 188048, 219730, 221536, 235060, 251120, 268640, 276920, 288788, 351568, 360985, 376096, 439460, 470120, 502240, 505379, 553840, 577576, 703136, 721970, 878920, 940240, 1010758, 1107680, 1155152, 1443940, 1757840, 1880480, 2021516, 2310304, 2526895, 2887880, 3515680, 4043032, 5053790, 5775760, 8086064, 10107580, 11551520, 16172128, 20215160, 40430320, 80860640]

約数ペア:

[(1, 80860640), (2, 40430320), (4, 20215160), (5, 16172128), (7, 11551520), (8, 10107580), (10, 8086064), (14, 5775760), (16, 5053790), (20, 4043032), (23, 3515680), (28, 2887880), (32, 2526895), (35, 2310304), (40, 2021516), (43, 1880480), (46, 1757840), (56, 1443940), (70, 1155152), (73, 1107680), (80, 1010758), (86, 940240), (92, 878920), (112, 721970), (115, 703136), (140, 577576), (146, 553840), (160, 505379), (161, 502240), (172, 470120), (184, 439460), (215, 376096), (224, 360985), (230, 351568), (280, 288788), (292, 276920), (301, 268640), (322, 251120), (344, 235060), (365, 221536), (368, 219730), (430, 188048), (460, 175784), (511, 158240), (560, 144394), (584, 138460), (602, 134320), (644, 125560), (688, 117530), (730, 110768), (736, 109865), (805, 100448), (860, 94024), (920, 87892), (989, 81760), (1022, 79120), (1120, 72197), (1168, 69230), (1204, 67160), (1288, 62780), (1376, 58765), (1460, 55384), (1505, 53728), (1610, 50224), (1679, 48160), (1720, 47012), (1840, 43946), (1978, 40880), (2044, 39560), (2336, 34615), (2408, 33580), (2555, 31648), (2576, 31390), (2920, 27692), (3010, 26864), (3139, 25760), (3220, 25112), (3358, 24080), (3440, 23506), (3680, 21973), (3956, 20440), (4088, 19780), (4816, 16790), (4945, 16352), (5110, 15824), (5152, 15695), (5840, 13846), (6020, 13432), (6278, 12880), (6440, 12556), (6716, 12040), (6880, 11753), (6923, 11680), (7912, 10220), (8176, 9890), (8395, 9632)]