19107480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:110

約数の個数: 192

約数和(自身を含む): 70076160

約数和(自身を除く): 50968680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 43, 46, 56, 60, 69, 70, 84, 86, 92, 105, 115, 120, 129, 138, 140, 161, 168, 172, 184, 210, 215, 230, 258, 276, 280, 301, 322, 344, 345, 420, 430, 460, 483, 516, 529, 552, 602, 644, 645, 690, 805, 840, 860, 903, 920, 966, 989, 1032, 1058, 1204, 1288, 1290, 1380, 1505, 1587, 1610, 1720, 1806, 1932, 1978, 2116, 2408, 2415, 2580, 2645, 2760, 2967, 3010, 3174, 3220, 3612, 3703, 3864, 3956, 4232, 4515, 4830, 4945, 5160, 5290, 5934, 6020, 6348, 6440, 6923, 7224, 7406, 7912, 7935, 9030, 9660, 9890, 10580, 11109, 11868, 12040, 12696, 13846, 14812, 14835, 15870, 18060, 18515, 19320, 19780, 20769, 21160, 22218, 22747, 23736, 27692, 29624, 29670, 31740, 34615, 36120, 37030, 39560, 41538, 44436, 45494, 55384, 55545, 59340, 63480, 68241, 69230, 74060, 83076, 88872, 90988, 103845, 111090, 113735, 118680, 136482, 138460, 148120, 159229, 166152, 181976, 207690, 222180, 227470, 272964, 276920, 318458, 341205, 415380, 444360, 454940, 477687, 545928, 636916, 682410, 796145, 830760, 909880, 955374, 1273832, 1364820, 1592290, 1910748, 2388435, 2729640, 3184580, 3821496, 4776870, 6369160, 9553740, 19107480]

約数ペア:

[(1, 19107480), (2, 9553740), (3, 6369160), (4, 4776870), (5, 3821496), (6, 3184580), (7, 2729640), (8, 2388435), (10, 1910748), (12, 1592290), (14, 1364820), (15, 1273832), (20, 955374), (21, 909880), (23, 830760), (24, 796145), (28, 682410), (30, 636916), (35, 545928), (40, 477687), (42, 454940), (43, 444360), (46, 415380), (56, 341205), (60, 318458), (69, 276920), (70, 272964), (84, 227470), (86, 222180), (92, 207690), (105, 181976), (115, 166152), (120, 159229), (129, 148120), (138, 138460), (140, 136482), (161, 118680), (168, 113735), (172, 111090), (184, 103845), (210, 90988), (215, 88872), (230, 83076), (258, 74060), (276, 69230), (280, 68241), (301, 63480), (322, 59340), (344, 55545), (345, 55384), (420, 45494), (430, 44436), (460, 41538), (483, 39560), (516, 37030), (529, 36120), (552, 34615), (602, 31740), (644, 29670), (645, 29624), (690, 27692), (805, 23736), (840, 22747), (860, 22218), (903, 21160), (920, 20769), (966, 19780), (989, 19320), (1032, 18515), (1058, 18060), (1204, 15870), (1288, 14835), (1290, 14812), (1380, 13846), (1505, 12696), (1587, 12040), (1610, 11868), (1720, 11109), (1806, 10580), (1932, 9890), (1978, 9660), (2116, 9030), (2408, 7935), (2415, 7912), (2580, 7406), (2645, 7224), (2760, 6923), (2967, 6440), (3010, 6348), (3174, 6020), (3220, 5934), (3612, 5290), (3703, 5160), (3864, 4945), (3956, 4830), (4232, 4515)]