2551638120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1\times {\mathrm{1373}}^1$

素因数の和:2315

約数の個数: 128

約数和(自身を含む): 8120010240

約数和(自身を除く): 5568372120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 911, 1020, 1373, 1822, 2040, 2733, 2746, 3644, 4119, 4555, 5466, 5492, 6865, 7288, 8238, 9110, 10932, 10984, 13665, 13730, 15487, 16476, 18220, 20595, 21864, 23341, 27330, 27460, 30974, 32952, 36440, 41190, 46461, 46682, 54660, 54920, 61948, 70023, 77435, 82380, 92922, 93364, 109320, 116705, 123896, 140046, 154870, 164760, 185844, 186728, 232305, 233410, 280092, 309740, 350115, 371688, 464610, 466820, 560184, 619480, 700230, 929220, 933640, 1250803, 1400460, 1858440, 2501606, 2800920, 3752409, 5003212, 6254015, 7504818, 10006424, 12508030, 15009636, 18762045, 21263651, 25016060, 30019272, 37524090, 42527302, 50032120, 63790953, 75048180, 85054604, 106318255, 127581906, 150096360, 170109208, 212636510, 255163812, 318954765, 425273020, 510327624, 637909530, 850546040, 1275819060, 2551638120]

約数ペア:

[(1, 2551638120), (2, 1275819060), (3, 850546040), (4, 637909530), (5, 510327624), (6, 425273020), (8, 318954765), (10, 255163812), (12, 212636510), (15, 170109208), (17, 150096360), (20, 127581906), (24, 106318255), (30, 85054604), (34, 75048180), (40, 63790953), (51, 50032120), (60, 42527302), (68, 37524090), (85, 30019272), (102, 25016060), (120, 21263651), (136, 18762045), (170, 15009636), (204, 12508030), (255, 10006424), (340, 7504818), (408, 6254015), (510, 5003212), (680, 3752409), (911, 2800920), (1020, 2501606), (1373, 1858440), (1822, 1400460), (2040, 1250803), (2733, 933640), (2746, 929220), (3644, 700230), (4119, 619480), (4555, 560184), (5466, 466820), (5492, 464610), (6865, 371688), (7288, 350115), (8238, 309740), (9110, 280092), (10932, 233410), (10984, 232305), (13665, 186728), (13730, 185844), (15487, 164760), (16476, 154870), (18220, 140046), (20595, 123896), (21864, 116705), (23341, 109320), (27330, 93364), (27460, 92922), (30974, 82380), (32952, 77435), (36440, 70023), (41190, 61948), (46461, 54920), (46682, 54660)]