16791840

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:73

約数の個数: 288

約数和(自身を含む): 66407040

約数和(自身を除く): 49615200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 27, 30, 32, 36, 39, 40, 45, 46, 48, 52, 54, 60, 65, 69, 72, 78, 80, 90, 92, 96, 104, 108, 115, 117, 120, 130, 135, 138, 144, 156, 160, 169, 180, 184, 195, 207, 208, 216, 230, 234, 240, 260, 270, 276, 288, 299, 312, 338, 345, 351, 360, 368, 390, 414, 416, 432, 460, 468, 480, 507, 520, 540, 552, 585, 598, 621, 624, 676, 690, 702, 720, 736, 780, 828, 845, 864, 897, 920, 936, 1014, 1035, 1040, 1080, 1104, 1170, 1196, 1242, 1248, 1352, 1380, 1404, 1440, 1495, 1521, 1560, 1656, 1690, 1755, 1794, 1840, 1872, 2028, 2070, 2080, 2160, 2208, 2340, 2392, 2484, 2535, 2691, 2704, 2760, 2808, 2990, 3042, 3105, 3120, 3312, 3380, 3510, 3588, 3680, 3744, 3887, 4056, 4140, 4320, 4485, 4563, 4680, 4784, 4968, 5070, 5382, 5408, 5520, 5616, 5980, 6084, 6210, 6240, 6624, 6760, 7020, 7176, 7605, 7774, 8073, 8112, 8280, 8970, 9126, 9360, 9568, 9936, 10140, 10764, 11040, 11232, 11661, 11960, 12168, 12420, 13455, 13520, 14040, 14352, 15210, 15548, 16146, 16224, 16560, 17940, 18252, 18720, 19435, 19872, 20280, 21528, 22815, 23322, 23920, 24336, 24840, 26910, 27040, 28080, 28704, 30420, 31096, 32292, 33120, 34983, 35880, 36504, 38870, 40365, 40560, 43056, 45630, 46644, 47840, 48672, 49680, 53820, 56160, 58305, 60840, 62192, 64584, 69966, 71760, 73008, 77740, 80730, 81120, 86112, 91260, 93288, 99360, 104949, 107640, 116610, 121680, 124384, 129168, 139932, 143520, 146016, 155480, 161460, 174915, 182520, 186576, 209898, 215280, 233220, 243360, 258336, 279864, 310960, 322920, 349830, 365040, 373152, 419796, 430560, 466440, 524745, 559728, 621920, 645840, 699660, 730080, 839592, 932880, 1049490, 1119456, 1291680, 1399320, 1679184, 1865760, 2098980, 2798640, 3358368, 4197960, 5597280, 8395920, 16791840]

約数ペア:

[(1, 16791840), (2, 8395920), (3, 5597280), (4, 4197960), (5, 3358368), (6, 2798640), (8, 2098980), (9, 1865760), (10, 1679184), (12, 1399320), (13, 1291680), (15, 1119456), (16, 1049490), (18, 932880), (20, 839592), (23, 730080), (24, 699660), (26, 645840), (27, 621920), (30, 559728), (32, 524745), (36, 466440), (39, 430560), (40, 419796), (45, 373152), (46, 365040), (48, 349830), (52, 322920), (54, 310960), (60, 279864), (65, 258336), (69, 243360), (72, 233220), (78, 215280), (80, 209898), (90, 186576), (92, 182520), (96, 174915), (104, 161460), (108, 155480), (115, 146016), (117, 143520), (120, 139932), (130, 129168), (135, 124384), (138, 121680), (144, 116610), (156, 107640), (160, 104949), (169, 99360), (180, 93288), (184, 91260), (195, 86112), (207, 81120), (208, 80730), (216, 77740), (230, 73008), (234, 71760), (240, 69966), (260, 64584), (270, 62192), (276, 60840), (288, 58305), (299, 56160), (312, 53820), (338, 49680), (345, 48672), (351, 47840), (360, 46644), (368, 45630), (390, 43056), (414, 40560), (416, 40365), (432, 38870), (460, 36504), (468, 35880), (480, 34983), (507, 33120), (520, 32292), (540, 31096), (552, 30420), (585, 28704), (598, 28080), (621, 27040), (624, 26910), (676, 24840), (690, 24336), (702, 23920), (720, 23322), (736, 22815), (780, 21528), (828, 20280), (845, 19872), (864, 19435), (897, 18720), (920, 18252), (936, 17940), (1014, 16560), (1035, 16224), (1040, 16146), (1080, 15548), (1104, 15210), (1170, 14352), (1196, 14040), (1242, 13520), (1248, 13455), (1352, 12420), (1380, 12168), (1404, 11960), (1440, 11661), (1495, 11232), (1521, 11040), (1560, 10764), (1656, 10140), (1690, 9936), (1755, 9568), (1794, 9360), (1840, 9126), (1872, 8970), (2028, 8280), (2070, 8112), (2080, 8073), (2160, 7774), (2208, 7605), (2340, 7176), (2392, 7020), (2484, 6760), (2535, 6624), (2691, 6240), (2704, 6210), (2760, 6084), (2808, 5980), (2990, 5616), (3042, 5520), (3105, 5408), (3120, 5382), (3312, 5070), (3380, 4968), (3510, 4784), (3588, 4680), (3680, 4563), (3744, 4485), (3887, 4320), (4056, 4140)]