126609920

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1$

素因数の和:198

約数の個数: 120

約数和(自身を含む): 322723764

約数和(自身を除く): 196113844

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 137, 152, 160, 190, 256, 274, 304, 320, 361, 380, 512, 548, 608, 640, 685, 722, 760, 1096, 1216, 1280, 1370, 1444, 1520, 1805, 2192, 2432, 2560, 2603, 2740, 2888, 3040, 3610, 4384, 4864, 5206, 5480, 5776, 6080, 7220, 8768, 9728, 10412, 10960, 11552, 12160, 13015, 14440, 17536, 20824, 21920, 23104, 24320, 26030, 28880, 35072, 41648, 43840, 46208, 48640, 49457, 52060, 57760, 70144, 83296, 87680, 92416, 98914, 104120, 115520, 166592, 175360, 184832, 197828, 208240, 231040, 247285, 333184, 350720, 395656, 416480, 462080, 494570, 666368, 791312, 832960, 924160, 989140, 1332736, 1582624, 1665920, 1978280, 3165248, 3331840, 3956560, 6330496, 6663680, 7913120, 12660992, 15826240, 25321984, 31652480, 63304960, 126609920]

約数ペア:

[(1, 126609920), (2, 63304960), (4, 31652480), (5, 25321984), (8, 15826240), (10, 12660992), (16, 7913120), (19, 6663680), (20, 6330496), (32, 3956560), (38, 3331840), (40, 3165248), (64, 1978280), (76, 1665920), (80, 1582624), (95, 1332736), (128, 989140), (137, 924160), (152, 832960), (160, 791312), (190, 666368), (256, 494570), (274, 462080), (304, 416480), (320, 395656), (361, 350720), (380, 333184), (512, 247285), (548, 231040), (608, 208240), (640, 197828), (685, 184832), (722, 175360), (760, 166592), (1096, 115520), (1216, 104120), (1280, 98914), (1370, 92416), (1444, 87680), (1520, 83296), (1805, 70144), (2192, 57760), (2432, 52060), (2560, 49457), (2603, 48640), (2740, 46208), (2888, 43840), (3040, 41648), (3610, 35072), (4384, 28880), (4864, 26030), (5206, 24320), (5480, 23104), (5776, 21920), (6080, 20824), (7220, 17536), (8768, 14440), (9728, 13015), (10412, 12160), (10960, 11552)]