254278860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:344

約数の個数: 192

約数和(自身を含む): 833462784

約数和(自身を除く): 579183924

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 131, 132, 165, 170, 173, 187, 204, 220, 255, 262, 330, 340, 346, 374, 393, 510, 519, 524, 561, 655, 660, 692, 748, 786, 865, 935, 1020, 1038, 1122, 1310, 1441, 1572, 1730, 1870, 1903, 1965, 2076, 2227, 2244, 2595, 2620, 2805, 2882, 2941, 3460, 3740, 3806, 3930, 4323, 4454, 5190, 5610, 5709, 5764, 5882, 6681, 7205, 7612, 7860, 8646, 8823, 8908, 9515, 10380, 11135, 11220, 11418, 11764, 13362, 14410, 14705, 17292, 17646, 19030, 21615, 22270, 22663, 22836, 24497, 26724, 28545, 28820, 29410, 32351, 33405, 35292, 38060, 43230, 44115, 44540, 45326, 48994, 57090, 58820, 64702, 66810, 67989, 73491, 86460, 88230, 90652, 97053, 97988, 113315, 114180, 122485, 129404, 133620, 135978, 146982, 161755, 176460, 194106, 226630, 244970, 249293, 271956, 293964, 323510, 339945, 367455, 385271, 388212, 453260, 485265, 489940, 498586, 647020, 679890, 734910, 747879, 770542, 970530, 997172, 1155813, 1246465, 1359780, 1469820, 1495758, 1541084, 1926355, 1941060, 2311626, 2492930, 2991516, 3739395, 3852710, 4237981, 4623252, 4985860, 5779065, 7478790, 7705420, 8475962, 11558130, 12713943, 14957580, 16951924, 21189905, 23116260, 25427886, 42379810, 50855772, 63569715, 84759620, 127139430, 254278860]

約数ペア:

[(1, 254278860), (2, 127139430), (3, 84759620), (4, 63569715), (5, 50855772), (6, 42379810), (10, 25427886), (11, 23116260), (12, 21189905), (15, 16951924), (17, 14957580), (20, 12713943), (22, 11558130), (30, 8475962), (33, 7705420), (34, 7478790), (44, 5779065), (51, 4985860), (55, 4623252), (60, 4237981), (66, 3852710), (68, 3739395), (85, 2991516), (102, 2492930), (110, 2311626), (131, 1941060), (132, 1926355), (165, 1541084), (170, 1495758), (173, 1469820), (187, 1359780), (204, 1246465), (220, 1155813), (255, 997172), (262, 970530), (330, 770542), (340, 747879), (346, 734910), (374, 679890), (393, 647020), (510, 498586), (519, 489940), (524, 485265), (561, 453260), (655, 388212), (660, 385271), (692, 367455), (748, 339945), (786, 323510), (865, 293964), (935, 271956), (1020, 249293), (1038, 244970), (1122, 226630), (1310, 194106), (1441, 176460), (1572, 161755), (1730, 146982), (1870, 135978), (1903, 133620), (1965, 129404), (2076, 122485), (2227, 114180), (2244, 113315), (2595, 97988), (2620, 97053), (2805, 90652), (2882, 88230), (2941, 86460), (3460, 73491), (3740, 67989), (3806, 66810), (3930, 64702), (4323, 58820), (4454, 57090), (5190, 48994), (5610, 45326), (5709, 44540), (5764, 44115), (5882, 43230), (6681, 38060), (7205, 35292), (7612, 33405), (7860, 32351), (8646, 29410), (8823, 28820), (8908, 28545), (9515, 26724), (10380, 24497), (11135, 22836), (11220, 22663), (11418, 22270), (11764, 21615), (13362, 19030), (14410, 17646), (14705, 17292)]