31523280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 160

約数和(自身を含む): 106659840

約数和(自身を除く): 75136560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 38, 40, 48, 57, 60, 62, 76, 80, 93, 95, 114, 120, 124, 152, 155, 186, 190, 223, 228, 240, 248, 285, 304, 310, 372, 380, 446, 456, 465, 496, 570, 589, 620, 669, 744, 760, 892, 912, 930, 1115, 1140, 1178, 1240, 1338, 1488, 1520, 1767, 1784, 1860, 2230, 2280, 2356, 2480, 2676, 2945, 3345, 3534, 3568, 3720, 4237, 4460, 4560, 4712, 5352, 5890, 6690, 6913, 7068, 7440, 8474, 8835, 8920, 9424, 10704, 11780, 12711, 13380, 13826, 14136, 16948, 17670, 17840, 20739, 21185, 23560, 25422, 26760, 27652, 28272, 33896, 34565, 35340, 41478, 42370, 47120, 50844, 53520, 55304, 63555, 67792, 69130, 70680, 82956, 84740, 101688, 103695, 110608, 127110, 131347, 138260, 141360, 165912, 169480, 203376, 207390, 254220, 262694, 276520, 331824, 338960, 394041, 414780, 508440, 525388, 553040, 656735, 788082, 829560, 1016880, 1050776, 1313470, 1576164, 1659120, 1970205, 2101552, 2626940, 3152328, 3940410, 5253880, 6304656, 7880820, 10507760, 15761640, 31523280]

約数ペア:

[(1, 31523280), (2, 15761640), (3, 10507760), (4, 7880820), (5, 6304656), (6, 5253880), (8, 3940410), (10, 3152328), (12, 2626940), (15, 2101552), (16, 1970205), (19, 1659120), (20, 1576164), (24, 1313470), (30, 1050776), (31, 1016880), (38, 829560), (40, 788082), (48, 656735), (57, 553040), (60, 525388), (62, 508440), (76, 414780), (80, 394041), (93, 338960), (95, 331824), (114, 276520), (120, 262694), (124, 254220), (152, 207390), (155, 203376), (186, 169480), (190, 165912), (223, 141360), (228, 138260), (240, 131347), (248, 127110), (285, 110608), (304, 103695), (310, 101688), (372, 84740), (380, 82956), (446, 70680), (456, 69130), (465, 67792), (496, 63555), (570, 55304), (589, 53520), (620, 50844), (669, 47120), (744, 42370), (760, 41478), (892, 35340), (912, 34565), (930, 33896), (1115, 28272), (1140, 27652), (1178, 26760), (1240, 25422), (1338, 23560), (1488, 21185), (1520, 20739), (1767, 17840), (1784, 17670), (1860, 16948), (2230, 14136), (2280, 13826), (2356, 13380), (2480, 12711), (2676, 11780), (2945, 10704), (3345, 9424), (3534, 8920), (3568, 8835), (3720, 8474), (4237, 7440), (4460, 7068), (4560, 6913), (4712, 6690), (5352, 5890)]