254589360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1867

約数の個数: 160

約数和(自身を含む): 858040320

約数和(自身を除く): 603450960

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, 228, 240, 248, 285, 304, 310, 372, 380, 456, 465, 496, 570, 589, 620, 744, 760, 912, 930, 1140, 1178, 1240, 1488, 1520, 1767, 1801, 1860, 2280, 2356, 2480, 2945, 3534, 3602, 3720, 4560, 4712, 5403, 5890, 7068, 7204, 7440, 8835, 9005, 9424, 10806, 11780, 14136, 14408, 17670, 18010, 21612, 23560, 27015, 28272, 28816, 34219, 35340, 36020, 43224, 47120, 54030, 55831, 68438, 70680, 72040, 86448, 102657, 108060, 111662, 136876, 141360, 144080, 167493, 171095, 205314, 216120, 223324, 273752, 279155, 334986, 342190, 410628, 432240, 446648, 513285, 547504, 558310, 669972, 684380, 821256, 837465, 893296, 1026570, 1060789, 1116620, 1339944, 1368760, 1642512, 1674930, 2053140, 2121578, 2233240, 2679888, 2737520, 3182367, 3349860, 4106280, 4243156, 4466480, 5303945, 6364734, 6699720, 8212560, 8486312, 10607890, 12729468, 13399440, 15911835, 16972624, 21215780, 25458936, 31823670, 42431560, 50917872, 63647340, 84863120, 127294680, 254589360]

約数ペア:

[(1, 254589360), (2, 127294680), (3, 84863120), (4, 63647340), (5, 50917872), (6, 42431560), (8, 31823670), (10, 25458936), (12, 21215780), (15, 16972624), (16, 15911835), (19, 13399440), (20, 12729468), (24, 10607890), (30, 8486312), (31, 8212560), (38, 6699720), (40, 6364734), (48, 5303945), (57, 4466480), (60, 4243156), (62, 4106280), (76, 3349860), (80, 3182367), (93, 2737520), (95, 2679888), (114, 2233240), (120, 2121578), (124, 2053140), (152, 1674930), (155, 1642512), (186, 1368760), (190, 1339944), (228, 1116620), (240, 1060789), (248, 1026570), (285, 893296), (304, 837465), (310, 821256), (372, 684380), (380, 669972), (456, 558310), (465, 547504), (496, 513285), (570, 446648), (589, 432240), (620, 410628), (744, 342190), (760, 334986), (912, 279155), (930, 273752), (1140, 223324), (1178, 216120), (1240, 205314), (1488, 171095), (1520, 167493), (1767, 144080), (1801, 141360), (1860, 136876), (2280, 111662), (2356, 108060), (2480, 102657), (2945, 86448), (3534, 72040), (3602, 70680), (3720, 68438), (4560, 55831), (4712, 54030), (5403, 47120), (5890, 43224), (7068, 36020), (7204, 35340), (7440, 34219), (8835, 28816), (9005, 28272), (9424, 27015), (10806, 23560), (11780, 21612), (14136, 18010), (14408, 17670)]