1728227760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{2251}}^1$

素因数の和:2731

約数の個数: 160

約数和(自身を含む): 6138988032

約数和(自身を除く): 4410760272

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, 457, 560, 840, 914, 1371, 1680, 1828, 2251, 2285, 2742, 3199, 3656, 4502, 4570, 5484, 6398, 6753, 6855, 7312, 9004, 9140, 9597, 10968, 11255, 12796, 13506, 13710, 15757, 15995, 18008, 18280, 19194, 21936, 22510, 25592, 27012, 27420, 31514, 31990, 33765, 36016, 36560, 38388, 45020, 47271, 47985, 51184, 54024, 54840, 63028, 63980, 67530, 76776, 78785, 90040, 94542, 95970, 108048, 109680, 126056, 127960, 135060, 153552, 157570, 180080, 189084, 191940, 236355, 252112, 255920, 270120, 315140, 378168, 383880, 472710, 540240, 630280, 756336, 767760, 945420, 1028707, 1260560, 1890840, 2057414, 3086121, 3781680, 4114828, 5143535, 6172242, 7200949, 8229656, 10287070, 12344484, 14401898, 15430605, 16459312, 20574140, 21602847, 24688968, 28803796, 30861210, 36004745, 41148280, 43205694, 49377936, 57607592, 61722420, 72009490, 82296560, 86411388, 108014235, 115215184, 123444840, 144018980, 172822776, 216028470, 246889680, 288037960, 345645552, 432056940, 576075920, 864113880, 1728227760]

約数ペア:

[(1, 1728227760), (2, 864113880), (3, 576075920), (4, 432056940), (5, 345645552), (6, 288037960), (7, 246889680), (8, 216028470), (10, 172822776), (12, 144018980), (14, 123444840), (15, 115215184), (16, 108014235), (20, 86411388), (21, 82296560), (24, 72009490), (28, 61722420), (30, 57607592), (35, 49377936), (40, 43205694), (42, 41148280), (48, 36004745), (56, 30861210), (60, 28803796), (70, 24688968), (80, 21602847), (84, 20574140), (105, 16459312), (112, 15430605), (120, 14401898), (140, 12344484), (168, 10287070), (210, 8229656), (240, 7200949), (280, 6172242), (336, 5143535), (420, 4114828), (457, 3781680), (560, 3086121), (840, 2057414), (914, 1890840), (1371, 1260560), (1680, 1028707), (1828, 945420), (2251, 767760), (2285, 756336), (2742, 630280), (3199, 540240), (3656, 472710), (4502, 383880), (4570, 378168), (5484, 315140), (6398, 270120), (6753, 255920), (6855, 252112), (7312, 236355), (9004, 191940), (9140, 189084), (9597, 180080), (10968, 157570), (11255, 153552), (12796, 135060), (13506, 127960), (13710, 126056), (15757, 109680), (15995, 108048), (18008, 95970), (18280, 94542), (19194, 90040), (21936, 78785), (22510, 76776), (25592, 67530), (27012, 63980), (27420, 63028), (31514, 54840), (31990, 54024), (33765, 51184), (36016, 47985), (36560, 47271), (38388, 45020)]