251114640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7867}}^1$

素因数の和:7909

約数の個数: 160

約数和(自身を含む): 936606720

約数和(自身を除く): 685492080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7867, 7980, 10640, 15734, 15960, 23601, 31468, 31920, 39335, 47202, 55069, 62936, 78670, 94404, 110138, 118005, 125872, 149473, 157340, 165207, 188808, 220276, 236010, 275345, 298946, 314680, 330414, 377616, 440552, 448419, 472020, 550690, 597892, 629360, 660828, 747365, 826035, 881104, 896838, 944040, 1046311, 1101380, 1195784, 1321656, 1494730, 1652070, 1793676, 1888080, 2092622, 2202760, 2242095, 2391568, 2643312, 2989460, 3138933, 3304140, 3587352, 4185244, 4405520, 4484190, 5231555, 5978920, 6277866, 6608280, 7174704, 8370488, 8968380, 10463110, 11957840, 12555732, 13216560, 15694665, 16740976, 17936760, 20926220, 25111464, 31389330, 35873520, 41852440, 50222928, 62778660, 83704880, 125557320, 251114640]

約数ペア:

[(1, 251114640), (2, 125557320), (3, 83704880), (4, 62778660), (5, 50222928), (6, 41852440), (7, 35873520), (8, 31389330), (10, 25111464), (12, 20926220), (14, 17936760), (15, 16740976), (16, 15694665), (19, 13216560), (20, 12555732), (21, 11957840), (24, 10463110), (28, 8968380), (30, 8370488), (35, 7174704), (38, 6608280), (40, 6277866), (42, 5978920), (48, 5231555), (56, 4484190), (57, 4405520), (60, 4185244), (70, 3587352), (76, 3304140), (80, 3138933), (84, 2989460), (95, 2643312), (105, 2391568), (112, 2242095), (114, 2202760), (120, 2092622), (133, 1888080), (140, 1793676), (152, 1652070), (168, 1494730), (190, 1321656), (210, 1195784), (228, 1101380), (240, 1046311), (266, 944040), (280, 896838), (285, 881104), (304, 826035), (336, 747365), (380, 660828), (399, 629360), (420, 597892), (456, 550690), (532, 472020), (560, 448419), (570, 440552), (665, 377616), (760, 330414), (798, 314680), (840, 298946), (912, 275345), (1064, 236010), (1140, 220276), (1330, 188808), (1520, 165207), (1596, 157340), (1680, 149473), (1995, 125872), (2128, 118005), (2280, 110138), (2660, 94404), (3192, 78670), (3990, 62936), (4560, 55069), (5320, 47202), (6384, 39335), (7867, 31920), (7980, 31468), (10640, 23601), (15734, 15960)]