1720603920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{2281}}^1$

素因数の和:2753

約数の個数: 160

約数和(自身を含む): 6112108800

約数和(自身を除く): 4391504880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 449, 560, 840, 898, 1347, 1680, 1796, 2245, 2281, 2694, 3143, 3592, 4490, 4562, 5388, 6286, 6735, 6843, 7184, 8980, 9124, 9429, 10776, 11405, 12572, 13470, 13686, 15715, 15967, 17960, 18248, 18858, 21552, 22810, 25144, 26940, 27372, 31430, 31934, 34215, 35920, 36496, 37716, 45620, 47145, 47901, 50288, 53880, 54744, 62860, 63868, 68430, 75432, 79835, 91240, 94290, 95802, 107760, 109488, 125720, 127736, 136860, 150864, 159670, 182480, 188580, 191604, 239505, 251440, 255472, 273720, 319340, 377160, 383208, 479010, 547440, 638680, 754320, 766416, 958020, 1024169, 1277360, 1916040, 2048338, 3072507, 3832080, 4096676, 5120845, 6145014, 7169183, 8193352, 10241690, 12290028, 14338366, 15362535, 16386704, 20483380, 21507549, 24580056, 28676732, 30725070, 35845915, 40966760, 43015098, 49160112, 57353464, 61450140, 71691830, 81933520, 86030196, 107537745, 114706928, 122900280, 143383660, 172060392, 215075490, 245800560, 286767320, 344120784, 430150980, 573534640, 860301960, 1720603920]

約数ペア:

[(1, 1720603920), (2, 860301960), (3, 573534640), (4, 430150980), (5, 344120784), (6, 286767320), (7, 245800560), (8, 215075490), (10, 172060392), (12, 143383660), (14, 122900280), (15, 114706928), (16, 107537745), (20, 86030196), (21, 81933520), (24, 71691830), (28, 61450140), (30, 57353464), (35, 49160112), (40, 43015098), (42, 40966760), (48, 35845915), (56, 30725070), (60, 28676732), (70, 24580056), (80, 21507549), (84, 20483380), (105, 16386704), (112, 15362535), (120, 14338366), (140, 12290028), (168, 10241690), (210, 8193352), (240, 7169183), (280, 6145014), (336, 5120845), (420, 4096676), (449, 3832080), (560, 3072507), (840, 2048338), (898, 1916040), (1347, 1277360), (1680, 1024169), (1796, 958020), (2245, 766416), (2281, 754320), (2694, 638680), (3143, 547440), (3592, 479010), (4490, 383208), (4562, 377160), (5388, 319340), (6286, 273720), (6735, 255472), (6843, 251440), (7184, 239505), (8980, 191604), (9124, 188580), (9429, 182480), (10776, 159670), (11405, 150864), (12572, 136860), (13470, 127736), (13686, 125720), (15715, 109488), (15967, 107760), (17960, 95802), (18248, 94290), (18858, 91240), (21552, 79835), (22810, 75432), (25144, 68430), (26940, 63868), (27372, 62860), (31430, 54744), (31934, 53880), (34215, 50288), (35920, 47901), (36496, 47145), (37716, 45620)]