127814680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 348364800

約数和(自身を除く): 220550120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 89, 92, 115, 140, 161, 178, 184, 223, 230, 280, 322, 356, 445, 446, 460, 623, 644, 712, 805, 890, 892, 920, 1115, 1246, 1288, 1561, 1610, 1780, 1784, 2047, 2230, 2492, 3115, 3122, 3220, 3560, 4094, 4460, 4984, 5129, 6230, 6244, 6440, 7805, 8188, 8920, 10235, 10258, 12460, 12488, 14329, 15610, 16376, 19847, 20470, 20516, 24920, 25645, 28658, 31220, 35903, 39694, 40940, 41032, 51290, 57316, 62440, 71645, 71806, 79388, 81880, 99235, 102580, 114632, 138929, 143290, 143612, 158776, 179515, 198470, 205160, 277858, 286580, 287224, 359030, 396940, 456481, 555716, 573160, 694645, 718060, 793880, 912962, 1111432, 1389290, 1436120, 1825924, 2282405, 2778580, 3195367, 3651848, 4564810, 5557160, 6390734, 9129620, 12781468, 15976835, 18259240, 25562936, 31953670, 63907340, 127814680]

約数ペア:

[(1, 127814680), (2, 63907340), (4, 31953670), (5, 25562936), (7, 18259240), (8, 15976835), (10, 12781468), (14, 9129620), (20, 6390734), (23, 5557160), (28, 4564810), (35, 3651848), (40, 3195367), (46, 2778580), (56, 2282405), (70, 1825924), (89, 1436120), (92, 1389290), (115, 1111432), (140, 912962), (161, 793880), (178, 718060), (184, 694645), (223, 573160), (230, 555716), (280, 456481), (322, 396940), (356, 359030), (445, 287224), (446, 286580), (460, 277858), (623, 205160), (644, 198470), (712, 179515), (805, 158776), (890, 143612), (892, 143290), (920, 138929), (1115, 114632), (1246, 102580), (1288, 99235), (1561, 81880), (1610, 79388), (1780, 71806), (1784, 71645), (2047, 62440), (2230, 57316), (2492, 51290), (3115, 41032), (3122, 40940), (3220, 39694), (3560, 35903), (4094, 31220), (4460, 28658), (4984, 25645), (5129, 24920), (6230, 20516), (6244, 20470), (6440, 19847), (7805, 16376), (8188, 15610), (8920, 14329), (10235, 12488), (10258, 12460)]