251355720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2473}}^1$

素因数の和:2516

約数の個数: 192

約数和(自身を含む): 947640960

約数和(自身を除く): 696285240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 121, 132, 140, 154, 165, 168, 210, 220, 231, 242, 264, 280, 308, 330, 363, 385, 420, 440, 462, 484, 605, 616, 660, 726, 770, 840, 847, 924, 968, 1155, 1210, 1320, 1452, 1540, 1694, 1815, 1848, 2310, 2420, 2473, 2541, 2904, 3080, 3388, 3630, 4235, 4620, 4840, 4946, 5082, 6776, 7260, 7419, 8470, 9240, 9892, 10164, 12365, 12705, 14520, 14838, 16940, 17311, 19784, 20328, 24730, 25410, 27203, 29676, 33880, 34622, 37095, 49460, 50820, 51933, 54406, 59352, 69244, 74190, 81609, 86555, 98920, 101640, 103866, 108812, 136015, 138488, 148380, 163218, 173110, 190421, 207732, 217624, 259665, 272030, 296760, 299233, 326436, 346220, 380842, 408045, 415464, 519330, 544060, 571263, 598466, 652872, 692440, 761684, 816090, 897699, 952105, 1038660, 1088120, 1142526, 1196932, 1496165, 1523368, 1632180, 1795398, 1904210, 2077320, 2094631, 2285052, 2393864, 2856315, 2992330, 3264360, 3590796, 3808420, 4189262, 4488495, 4570104, 5712630, 5984660, 6283893, 7181592, 7616840, 8378524, 8976990, 10473155, 11425260, 11969320, 12567786, 16757048, 17953980, 20946310, 22850520, 25135572, 31419465, 35907960, 41892620, 50271144, 62838930, 83785240, 125677860, 251355720]

約数ペア:

[(1, 251355720), (2, 125677860), (3, 83785240), (4, 62838930), (5, 50271144), (6, 41892620), (7, 35907960), (8, 31419465), (10, 25135572), (11, 22850520), (12, 20946310), (14, 17953980), (15, 16757048), (20, 12567786), (21, 11969320), (22, 11425260), (24, 10473155), (28, 8976990), (30, 8378524), (33, 7616840), (35, 7181592), (40, 6283893), (42, 5984660), (44, 5712630), (55, 4570104), (56, 4488495), (60, 4189262), (66, 3808420), (70, 3590796), (77, 3264360), (84, 2992330), (88, 2856315), (105, 2393864), (110, 2285052), (120, 2094631), (121, 2077320), (132, 1904210), (140, 1795398), (154, 1632180), (165, 1523368), (168, 1496165), (210, 1196932), (220, 1142526), (231, 1088120), (242, 1038660), (264, 952105), (280, 897699), (308, 816090), (330, 761684), (363, 692440), (385, 652872), (420, 598466), (440, 571263), (462, 544060), (484, 519330), (605, 415464), (616, 408045), (660, 380842), (726, 346220), (770, 326436), (840, 299233), (847, 296760), (924, 272030), (968, 259665), (1155, 217624), (1210, 207732), (1320, 190421), (1452, 173110), (1540, 163218), (1694, 148380), (1815, 138488), (1848, 136015), (2310, 108812), (2420, 103866), (2473, 101640), (2541, 98920), (2904, 86555), (3080, 81609), (3388, 74190), (3630, 69244), (4235, 59352), (4620, 54406), (4840, 51933), (4946, 50820), (5082, 49460), (6776, 37095), (7260, 34622), (7419, 33880), (8470, 29676), (9240, 27203), (9892, 25410), (10164, 24730), (12365, 20328), (12705, 19784), (14520, 17311), (14838, 16940)]