2871305840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{439}}^1$

素因数の和:815

約数の個数: 160

約数和(自身を含む): 7607846400

約数和(自身を除く): 4736540560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 331, 380, 439, 494, 520, 662, 760, 878, 988, 1040, 1235, 1324, 1520, 1655, 1756, 1976, 2195, 2470, 2648, 3310, 3512, 3952, 4303, 4390, 4940, 5296, 5707, 6289, 6620, 7024, 8341, 8606, 8780, 9880, 11414, 12578, 13240, 16682, 17212, 17560, 19760, 21515, 22828, 25156, 26480, 28535, 31445, 33364, 34424, 35120, 41705, 43030, 45656, 50312, 57070, 62890, 66728, 68848, 81757, 83410, 86060, 91312, 100624, 108433, 114140, 125780, 133456, 145309, 163514, 166820, 172120, 216866, 228280, 251560, 290618, 327028, 333640, 344240, 408785, 433732, 456560, 503120, 542165, 581236, 654056, 667280, 726545, 817570, 867464, 1084330, 1162472, 1308112, 1453090, 1635140, 1734928, 1889017, 2168660, 2324944, 2760871, 2906180, 3270280, 3778034, 4337320, 5521742, 5812360, 6540560, 7556068, 8674640, 9445085, 11043484, 11624720, 13804355, 15112136, 18890170, 22086968, 27608710, 30224272, 35891323, 37780340, 44173936, 55217420, 71782646, 75560680, 110434840, 143565292, 151121360, 179456615, 220869680, 287130584, 358913230, 574261168, 717826460, 1435652920, 2871305840]

約数ペア:

[(1, 2871305840), (2, 1435652920), (4, 717826460), (5, 574261168), (8, 358913230), (10, 287130584), (13, 220869680), (16, 179456615), (19, 151121360), (20, 143565292), (26, 110434840), (38, 75560680), (40, 71782646), (52, 55217420), (65, 44173936), (76, 37780340), (80, 35891323), (95, 30224272), (104, 27608710), (130, 22086968), (152, 18890170), (190, 15112136), (208, 13804355), (247, 11624720), (260, 11043484), (304, 9445085), (331, 8674640), (380, 7556068), (439, 6540560), (494, 5812360), (520, 5521742), (662, 4337320), (760, 3778034), (878, 3270280), (988, 2906180), (1040, 2760871), (1235, 2324944), (1324, 2168660), (1520, 1889017), (1655, 1734928), (1756, 1635140), (1976, 1453090), (2195, 1308112), (2470, 1162472), (2648, 1084330), (3310, 867464), (3512, 817570), (3952, 726545), (4303, 667280), (4390, 654056), (4940, 581236), (5296, 542165), (5707, 503120), (6289, 456560), (6620, 433732), (7024, 408785), (8341, 344240), (8606, 333640), (8780, 327028), (9880, 290618), (11414, 251560), (12578, 228280), (13240, 216866), (16682, 172120), (17212, 166820), (17560, 163514), (19760, 145309), (21515, 133456), (22828, 125780), (25156, 114140), (26480, 108433), (28535, 100624), (31445, 91312), (33364, 86060), (34424, 83410), (35120, 81757), (41705, 68848), (43030, 66728), (45656, 62890), (50312, 57070)]