15340220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 39782400

約数和(自身を除く): 24442180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 73, 76, 79, 95, 133, 140, 146, 158, 190, 266, 292, 316, 365, 380, 395, 511, 532, 553, 665, 730, 790, 1022, 1106, 1330, 1387, 1460, 1501, 1580, 2044, 2212, 2555, 2660, 2765, 2774, 3002, 5110, 5530, 5548, 5767, 6004, 6935, 7505, 9709, 10220, 10507, 11060, 11534, 13870, 15010, 19418, 21014, 23068, 27740, 28835, 30020, 38836, 40369, 42028, 48545, 52535, 57670, 80738, 97090, 105070, 109573, 115340, 161476, 194180, 201845, 210140, 219146, 403690, 438292, 547865, 767011, 807380, 1095730, 1534022, 2191460, 3068044, 3835055, 7670110, 15340220]

約数ペア:

[(1, 15340220), (2, 7670110), (4, 3835055), (5, 3068044), (7, 2191460), (10, 1534022), (14, 1095730), (19, 807380), (20, 767011), (28, 547865), (35, 438292), (38, 403690), (70, 219146), (73, 210140), (76, 201845), (79, 194180), (95, 161476), (133, 115340), (140, 109573), (146, 105070), (158, 97090), (190, 80738), (266, 57670), (292, 52535), (316, 48545), (365, 42028), (380, 40369), (395, 38836), (511, 30020), (532, 28835), (553, 27740), (665, 23068), (730, 21014), (790, 19418), (1022, 15010), (1106, 13870), (1330, 11534), (1387, 11060), (1460, 10507), (1501, 10220), (1580, 9709), (2044, 7505), (2212, 6935), (2555, 6004), (2660, 5767), (2765, 5548), (2774, 5530), (3002, 5110)]