668844384

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:533

約数の個数: 192

約数和(自身を含む): 2024789760

約数和(自身を除く): 1355945376

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 67, 76, 78, 96, 104, 114, 134, 152, 156, 201, 208, 228, 247, 268, 304, 312, 402, 416, 421, 456, 494, 536, 608, 624, 741, 804, 842, 871, 912, 988, 1072, 1248, 1263, 1273, 1482, 1608, 1684, 1742, 1824, 1976, 2144, 2526, 2546, 2613, 2964, 3216, 3368, 3484, 3819, 3952, 5052, 5092, 5226, 5473, 5928, 6432, 6736, 6968, 7638, 7904, 7999, 10104, 10184, 10452, 10946, 11856, 13472, 13936, 15276, 15998, 16419, 16549, 20208, 20368, 20904, 21892, 23712, 23997, 27872, 28207, 30552, 31996, 32838, 33098, 40416, 40736, 41808, 43784, 47994, 49647, 56414, 61104, 63992, 65676, 66196, 83616, 84621, 87568, 95988, 99294, 103987, 112828, 122208, 127984, 131352, 132392, 169242, 175136, 191976, 198588, 207974, 225656, 255968, 262704, 264784, 311961, 338484, 366691, 383952, 397176, 415948, 451312, 525408, 529568, 535933, 623922, 676968, 733382, 767904, 794352, 831896, 902624, 1071866, 1100073, 1247844, 1353936, 1466764, 1588704, 1607799, 1663792, 2143732, 2200146, 2495688, 2707872, 2933528, 3215598, 3327584, 4287464, 4400292, 4991376, 5867056, 6431196, 6967129, 8574928, 8800584, 9982752, 11734112, 12862392, 13934258, 17149856, 17601168, 20901387, 25724784, 27868516, 35202336, 41802774, 51449568, 55737032, 83605548, 111474064, 167211096, 222948128, 334422192, 668844384]

約数ペア:

[(1, 668844384), (2, 334422192), (3, 222948128), (4, 167211096), (6, 111474064), (8, 83605548), (12, 55737032), (13, 51449568), (16, 41802774), (19, 35202336), (24, 27868516), (26, 25724784), (32, 20901387), (38, 17601168), (39, 17149856), (48, 13934258), (52, 12862392), (57, 11734112), (67, 9982752), (76, 8800584), (78, 8574928), (96, 6967129), (104, 6431196), (114, 5867056), (134, 4991376), (152, 4400292), (156, 4287464), (201, 3327584), (208, 3215598), (228, 2933528), (247, 2707872), (268, 2495688), (304, 2200146), (312, 2143732), (402, 1663792), (416, 1607799), (421, 1588704), (456, 1466764), (494, 1353936), (536, 1247844), (608, 1100073), (624, 1071866), (741, 902624), (804, 831896), (842, 794352), (871, 767904), (912, 733382), (988, 676968), (1072, 623922), (1248, 535933), (1263, 529568), (1273, 525408), (1482, 451312), (1608, 415948), (1684, 397176), (1742, 383952), (1824, 366691), (1976, 338484), (2144, 311961), (2526, 264784), (2546, 262704), (2613, 255968), (2964, 225656), (3216, 207974), (3368, 198588), (3484, 191976), (3819, 175136), (3952, 169242), (5052, 132392), (5092, 131352), (5226, 127984), (5473, 122208), (5928, 112828), (6432, 103987), (6736, 99294), (6968, 95988), (7638, 87568), (7904, 84621), (7999, 83616), (10104, 66196), (10184, 65676), (10452, 63992), (10946, 61104), (11856, 56414), (13472, 49647), (13936, 47994), (15276, 43784), (15998, 41808), (16419, 40736), (16549, 40416), (20208, 33098), (20368, 32838), (20904, 31996), (21892, 30552), (23712, 28207), (23997, 27872)]