1290287760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{607}}^1$

素因数の和:1161

約数の個数: 160

約数和(自身を含む): 4250299392

約数和(自身を除く): 2960011632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 521, 607, 680, 816, 1020, 1042, 1214, 1360, 1563, 1821, 2040, 2084, 2428, 2605, 3035, 3126, 3642, 4080, 4168, 4856, 5210, 6070, 6252, 7284, 7815, 8336, 8857, 9105, 9712, 10319, 10420, 12140, 12504, 14568, 15630, 17714, 18210, 20638, 20840, 24280, 25008, 26571, 29136, 30957, 31260, 35428, 36420, 41276, 41680, 44285, 48560, 51595, 53142, 61914, 62520, 70856, 72840, 82552, 88570, 103190, 106284, 123828, 125040, 132855, 141712, 145680, 154785, 165104, 177140, 206380, 212568, 247656, 265710, 309570, 316247, 354280, 412760, 425136, 495312, 531420, 619140, 632494, 708560, 825520, 948741, 1062840, 1238280, 1264988, 1581235, 1897482, 2125680, 2476560, 2529976, 3162470, 3794964, 4743705, 5059952, 5376199, 6324940, 7589928, 9487410, 10752398, 12649880, 15179856, 16128597, 18974820, 21504796, 25299760, 26880995, 32257194, 37949640, 43009592, 53761990, 64514388, 75899280, 80642985, 86019184, 107523980, 129028776, 161285970, 215047960, 258057552, 322571940, 430095920, 645143880, 1290287760]

約数ペア:

[(1, 1290287760), (2, 645143880), (3, 430095920), (4, 322571940), (5, 258057552), (6, 215047960), (8, 161285970), (10, 129028776), (12, 107523980), (15, 86019184), (16, 80642985), (17, 75899280), (20, 64514388), (24, 53761990), (30, 43009592), (34, 37949640), (40, 32257194), (48, 26880995), (51, 25299760), (60, 21504796), (68, 18974820), (80, 16128597), (85, 15179856), (102, 12649880), (120, 10752398), (136, 9487410), (170, 7589928), (204, 6324940), (240, 5376199), (255, 5059952), (272, 4743705), (340, 3794964), (408, 3162470), (510, 2529976), (521, 2476560), (607, 2125680), (680, 1897482), (816, 1581235), (1020, 1264988), (1042, 1238280), (1214, 1062840), (1360, 948741), (1563, 825520), (1821, 708560), (2040, 632494), (2084, 619140), (2428, 531420), (2605, 495312), (3035, 425136), (3126, 412760), (3642, 354280), (4080, 316247), (4168, 309570), (4856, 265710), (5210, 247656), (6070, 212568), (6252, 206380), (7284, 177140), (7815, 165104), (8336, 154785), (8857, 145680), (9105, 141712), (9712, 132855), (10319, 125040), (10420, 123828), (12140, 106284), (12504, 103190), (14568, 88570), (15630, 82552), (17714, 72840), (18210, 70856), (20638, 62520), (20840, 61914), (24280, 53142), (25008, 51595), (26571, 48560), (29136, 44285), (30957, 41680), (31260, 41276), (35428, 36420)]