263940180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:438

約数の個数: 192

約数和(自身を含む): 894136320

約数和(自身を除く): 630196140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 89, 92, 105, 115, 138, 140, 161, 178, 210, 230, 267, 276, 307, 322, 345, 356, 420, 445, 460, 483, 534, 614, 623, 644, 690, 805, 890, 921, 966, 1068, 1228, 1246, 1335, 1380, 1535, 1610, 1780, 1842, 1869, 1932, 2047, 2149, 2415, 2492, 2670, 3070, 3115, 3220, 3684, 3738, 4094, 4298, 4605, 4830, 5340, 6140, 6141, 6230, 6447, 7061, 7476, 8188, 8596, 9210, 9345, 9660, 10235, 10745, 12282, 12460, 12894, 14122, 14329, 18420, 18690, 20470, 21183, 21490, 24564, 25788, 27323, 28244, 28658, 30705, 32235, 35305, 37380, 40940, 42366, 42980, 42987, 49427, 54646, 57316, 61410, 64470, 70610, 71645, 81969, 84732, 85974, 98854, 105915, 109292, 122820, 128940, 136615, 141220, 143290, 148281, 163938, 171948, 191261, 197708, 211830, 214935, 247135, 273230, 286580, 296562, 327876, 382522, 409845, 423660, 429870, 494270, 546460, 573783, 593124, 628429, 741405, 765044, 819690, 859740, 956305, 988540, 1147566, 1256858, 1482810, 1639380, 1885287, 1912610, 2295132, 2513716, 2868915, 2965620, 3142145, 3770574, 3825220, 4399003, 5737830, 6284290, 7541148, 8798006, 9426435, 11475660, 12568580, 13197009, 17596012, 18852870, 21995015, 26394018, 37705740, 43990030, 52788036, 65985045, 87980060, 131970090, 263940180]

約数ペア:

[(1, 263940180), (2, 131970090), (3, 87980060), (4, 65985045), (5, 52788036), (6, 43990030), (7, 37705740), (10, 26394018), (12, 21995015), (14, 18852870), (15, 17596012), (20, 13197009), (21, 12568580), (23, 11475660), (28, 9426435), (30, 8798006), (35, 7541148), (42, 6284290), (46, 5737830), (60, 4399003), (69, 3825220), (70, 3770574), (84, 3142145), (89, 2965620), (92, 2868915), (105, 2513716), (115, 2295132), (138, 1912610), (140, 1885287), (161, 1639380), (178, 1482810), (210, 1256858), (230, 1147566), (267, 988540), (276, 956305), (307, 859740), (322, 819690), (345, 765044), (356, 741405), (420, 628429), (445, 593124), (460, 573783), (483, 546460), (534, 494270), (614, 429870), (623, 423660), (644, 409845), (690, 382522), (805, 327876), (890, 296562), (921, 286580), (966, 273230), (1068, 247135), (1228, 214935), (1246, 211830), (1335, 197708), (1380, 191261), (1535, 171948), (1610, 163938), (1780, 148281), (1842, 143290), (1869, 141220), (1932, 136615), (2047, 128940), (2149, 122820), (2415, 109292), (2492, 105915), (2670, 98854), (3070, 85974), (3115, 84732), (3220, 81969), (3684, 71645), (3738, 70610), (4094, 64470), (4298, 61410), (4605, 57316), (4830, 54646), (5340, 49427), (6140, 42987), (6141, 42980), (6230, 42366), (6447, 40940), (7061, 37380), (7476, 35305), (8188, 32235), (8596, 30705), (9210, 28658), (9345, 28244), (9660, 27323), (10235, 25788), (10745, 24564), (12282, 21490), (12460, 21183), (12894, 20470), (14122, 18690), (14329, 18420)]