1719480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:133

約数の個数: 128

約数和(自身を含む): 6220800

約数和(自身を除く): 4501320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 89, 92, 105, 115, 120, 138, 140, 161, 168, 178, 184, 210, 230, 267, 276, 280, 322, 345, 356, 420, 445, 460, 483, 534, 552, 623, 644, 690, 712, 805, 840, 890, 920, 966, 1068, 1246, 1288, 1335, 1380, 1610, 1780, 1869, 1932, 2047, 2136, 2415, 2492, 2670, 2760, 3115, 3220, 3560, 3738, 3864, 4094, 4830, 4984, 5340, 6141, 6230, 6440, 7476, 8188, 9345, 9660, 10235, 10680, 12282, 12460, 14329, 14952, 16376, 18690, 19320, 20470, 24564, 24920, 28658, 30705, 37380, 40940, 42987, 49128, 57316, 61410, 71645, 74760, 81880, 85974, 114632, 122820, 143290, 171948, 214935, 245640, 286580, 343896, 429870, 573160, 859740, 1719480]

約数ペア:

[(1, 1719480), (2, 859740), (3, 573160), (4, 429870), (5, 343896), (6, 286580), (7, 245640), (8, 214935), (10, 171948), (12, 143290), (14, 122820), (15, 114632), (20, 85974), (21, 81880), (23, 74760), (24, 71645), (28, 61410), (30, 57316), (35, 49128), (40, 42987), (42, 40940), (46, 37380), (56, 30705), (60, 28658), (69, 24920), (70, 24564), (84, 20470), (89, 19320), (92, 18690), (105, 16376), (115, 14952), (120, 14329), (138, 12460), (140, 12282), (161, 10680), (168, 10235), (178, 9660), (184, 9345), (210, 8188), (230, 7476), (267, 6440), (276, 6230), (280, 6141), (322, 5340), (345, 4984), (356, 4830), (420, 4094), (445, 3864), (460, 3738), (483, 3560), (534, 3220), (552, 3115), (623, 2760), (644, 2670), (690, 2492), (712, 2415), (805, 2136), (840, 2047), (890, 1932), (920, 1869), (966, 1780), (1068, 1610), (1246, 1380), (1288, 1335)]