28916160

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:371

約数の個数: 224

約数和(自身を含む): 113336832

約数和(自身を除く): 84420672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 331, 336, 364, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 662, 672, 728, 780, 832, 840, 910, 960, 993, 1040, 1092, 1120, 1248, 1324, 1344, 1365, 1456, 1560, 1655, 1680, 1820, 1986, 2080, 2184, 2240, 2317, 2496, 2648, 2730, 2912, 3120, 3310, 3360, 3640, 3972, 4160, 4303, 4368, 4634, 4965, 5296, 5460, 5824, 6240, 6620, 6720, 6951, 7280, 7944, 8606, 8736, 9268, 9930, 10592, 10920, 11585, 12480, 12909, 13240, 13902, 14560, 15888, 17212, 17472, 18536, 19860, 21184, 21515, 21840, 23170, 25818, 26480, 27804, 29120, 30121, 31776, 34424, 34755, 37072, 39720, 43030, 43680, 46340, 51636, 52960, 55608, 60242, 63552, 64545, 68848, 69510, 74144, 79440, 86060, 87360, 90363, 92680, 103272, 105920, 111216, 120484, 129090, 137696, 139020, 148288, 150605, 158880, 172120, 180726, 185360, 206544, 222432, 240968, 258180, 275392, 278040, 301210, 317760, 344240, 361452, 370720, 413088, 444864, 451815, 481936, 516360, 556080, 602420, 688480, 722904, 741440, 826176, 903630, 963872, 1032720, 1112160, 1204840, 1376960, 1445808, 1807260, 1927744, 2065440, 2224320, 2409680, 2891616, 3614520, 4130880, 4819360, 5783232, 7229040, 9638720, 14458080, 28916160]

約数ペア:

[(1, 28916160), (2, 14458080), (3, 9638720), (4, 7229040), (5, 5783232), (6, 4819360), (7, 4130880), (8, 3614520), (10, 2891616), (12, 2409680), (13, 2224320), (14, 2065440), (15, 1927744), (16, 1807260), (20, 1445808), (21, 1376960), (24, 1204840), (26, 1112160), (28, 1032720), (30, 963872), (32, 903630), (35, 826176), (39, 741440), (40, 722904), (42, 688480), (48, 602420), (52, 556080), (56, 516360), (60, 481936), (64, 451815), (65, 444864), (70, 413088), (78, 370720), (80, 361452), (84, 344240), (91, 317760), (96, 301210), (104, 278040), (105, 275392), (112, 258180), (120, 240968), (130, 222432), (140, 206544), (156, 185360), (160, 180726), (168, 172120), (182, 158880), (192, 150605), (195, 148288), (208, 139020), (210, 137696), (224, 129090), (240, 120484), (260, 111216), (273, 105920), (280, 103272), (312, 92680), (320, 90363), (331, 87360), (336, 86060), (364, 79440), (390, 74144), (416, 69510), (420, 68848), (448, 64545), (455, 63552), (480, 60242), (520, 55608), (546, 52960), (560, 51636), (624, 46340), (662, 43680), (672, 43030), (728, 39720), (780, 37072), (832, 34755), (840, 34424), (910, 31776), (960, 30121), (993, 29120), (1040, 27804), (1092, 26480), (1120, 25818), (1248, 23170), (1324, 21840), (1344, 21515), (1365, 21184), (1456, 19860), (1560, 18536), (1655, 17472), (1680, 17212), (1820, 15888), (1986, 14560), (2080, 13902), (2184, 13240), (2240, 12909), (2317, 12480), (2496, 11585), (2648, 10920), (2730, 10592), (2912, 9930), (3120, 9268), (3310, 8736), (3360, 8606), (3640, 7944), (3972, 7280), (4160, 6951), (4303, 6720), (4368, 6620), (4634, 6240), (4965, 5824), (5296, 5460)]