2660186820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:526

約数の個数: 192

約数和(自身を含む): 7964490240

約数和(自身を除く): 5304303420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 61, 71, 87, 116, 122, 142, 145, 174, 183, 213, 244, 284, 290, 305, 348, 353, 355, 366, 426, 435, 580, 610, 706, 710, 732, 852, 870, 915, 1059, 1065, 1220, 1412, 1420, 1740, 1765, 1769, 1830, 2059, 2118, 2130, 3530, 3538, 3660, 4118, 4236, 4260, 4331, 5295, 5307, 6177, 7060, 7076, 8236, 8662, 8845, 10237, 10295, 10590, 10614, 12354, 12993, 17324, 17690, 20474, 20590, 21180, 21228, 21533, 21655, 24708, 25063, 25986, 26535, 30711, 30885, 35380, 40948, 41180, 43066, 43310, 50126, 51185, 51972, 53070, 61422, 61770, 64599, 64965, 75189, 86132, 86620, 100252, 102370, 106140, 107665, 122844, 123540, 125315, 125599, 129198, 129930, 150378, 153555, 204740, 215330, 250630, 251198, 258396, 259860, 300756, 307110, 322995, 375945, 376797, 430660, 501260, 502396, 614220, 624457, 627995, 645990, 726827, 751890, 753594, 1248914, 1255990, 1291980, 1453654, 1503780, 1507188, 1528843, 1873371, 1883985, 2180481, 2497828, 2511980, 2907308, 3057686, 3122285, 3634135, 3746742, 3767970, 4360962, 4586529, 6115372, 6244570, 7268270, 7493484, 7535940, 7644215, 8721924, 9173058, 9366855, 10902405, 12489140, 14536540, 15288430, 18346116, 18733710, 21804810, 22932645, 30576860, 37467420, 43609620, 44336447, 45865290, 88672894, 91730580, 133009341, 177345788, 221682235, 266018682, 443364470, 532037364, 665046705, 886728940, 1330093410, 2660186820]

約数ペア:

[(1, 2660186820), (2, 1330093410), (3, 886728940), (4, 665046705), (5, 532037364), (6, 443364470), (10, 266018682), (12, 221682235), (15, 177345788), (20, 133009341), (29, 91730580), (30, 88672894), (58, 45865290), (60, 44336447), (61, 43609620), (71, 37467420), (87, 30576860), (116, 22932645), (122, 21804810), (142, 18733710), (145, 18346116), (174, 15288430), (183, 14536540), (213, 12489140), (244, 10902405), (284, 9366855), (290, 9173058), (305, 8721924), (348, 7644215), (353, 7535940), (355, 7493484), (366, 7268270), (426, 6244570), (435, 6115372), (580, 4586529), (610, 4360962), (706, 3767970), (710, 3746742), (732, 3634135), (852, 3122285), (870, 3057686), (915, 2907308), (1059, 2511980), (1065, 2497828), (1220, 2180481), (1412, 1883985), (1420, 1873371), (1740, 1528843), (1765, 1507188), (1769, 1503780), (1830, 1453654), (2059, 1291980), (2118, 1255990), (2130, 1248914), (3530, 753594), (3538, 751890), (3660, 726827), (4118, 645990), (4236, 627995), (4260, 624457), (4331, 614220), (5295, 502396), (5307, 501260), (6177, 430660), (7060, 376797), (7076, 375945), (8236, 322995), (8662, 307110), (8845, 300756), (10237, 259860), (10295, 258396), (10590, 251198), (10614, 250630), (12354, 215330), (12993, 204740), (17324, 153555), (17690, 150378), (20474, 129930), (20590, 129198), (21180, 125599), (21228, 125315), (21533, 123540), (21655, 122844), (24708, 107665), (25063, 106140), (25986, 102370), (26535, 100252), (30711, 86620), (30885, 86132), (35380, 75189), (40948, 64965), (41180, 64599), (43066, 61770), (43310, 61422), (50126, 53070), (51185, 51972)]