99801680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 160

約数和(自身を含む): 274268160

約数和(自身を除く): 174466480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 47, 55, 76, 80, 88, 94, 95, 110, 127, 152, 176, 188, 190, 209, 220, 235, 254, 304, 376, 380, 418, 440, 470, 508, 517, 635, 752, 760, 836, 880, 893, 940, 1016, 1034, 1045, 1270, 1397, 1520, 1672, 1786, 1880, 2032, 2068, 2090, 2413, 2540, 2585, 2794, 3344, 3572, 3760, 4136, 4180, 4465, 4826, 5080, 5170, 5588, 5969, 6985, 7144, 8272, 8360, 8930, 9652, 9823, 10160, 10340, 11176, 11938, 12065, 13970, 14288, 16720, 17860, 19304, 19646, 20680, 22352, 23876, 24130, 26543, 27940, 29845, 35720, 38608, 39292, 41360, 47752, 48260, 49115, 53086, 55880, 59690, 65659, 71440, 78584, 95504, 96520, 98230, 106172, 111760, 113411, 119380, 131318, 132715, 157168, 193040, 196460, 212344, 226822, 238760, 262636, 265430, 328295, 392920, 424688, 453644, 477520, 525272, 530860, 567055, 656590, 785840, 907288, 1050544, 1061720, 1134110, 1247521, 1313180, 1814576, 2123440, 2268220, 2495042, 2626360, 4536440, 4990084, 5252720, 6237605, 9072880, 9980168, 12475210, 19960336, 24950420, 49900840, 99801680]

約数ペア:

[(1, 99801680), (2, 49900840), (4, 24950420), (5, 19960336), (8, 12475210), (10, 9980168), (11, 9072880), (16, 6237605), (19, 5252720), (20, 4990084), (22, 4536440), (38, 2626360), (40, 2495042), (44, 2268220), (47, 2123440), (55, 1814576), (76, 1313180), (80, 1247521), (88, 1134110), (94, 1061720), (95, 1050544), (110, 907288), (127, 785840), (152, 656590), (176, 567055), (188, 530860), (190, 525272), (209, 477520), (220, 453644), (235, 424688), (254, 392920), (304, 328295), (376, 265430), (380, 262636), (418, 238760), (440, 226822), (470, 212344), (508, 196460), (517, 193040), (635, 157168), (752, 132715), (760, 131318), (836, 119380), (880, 113411), (893, 111760), (940, 106172), (1016, 98230), (1034, 96520), (1045, 95504), (1270, 78584), (1397, 71440), (1520, 65659), (1672, 59690), (1786, 55880), (1880, 53086), (2032, 49115), (2068, 48260), (2090, 47752), (2413, 41360), (2540, 39292), (2585, 38608), (2794, 35720), (3344, 29845), (3572, 27940), (3760, 26543), (4136, 24130), (4180, 23876), (4465, 22352), (4826, 20680), (5080, 19646), (5170, 19304), (5588, 17860), (5969, 16720), (6985, 14288), (7144, 13970), (8272, 12065), (8360, 11938), (8930, 11176), (9652, 10340), (9823, 10160)]