280486512

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3307}}^1$

素因数の和:3371

約数の個数: 120

約数和(自身を含む): 853199360

約数和(自身を除く): 572712848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 36, 38, 48, 57, 62, 72, 76, 93, 114, 124, 144, 152, 171, 186, 228, 248, 279, 304, 342, 372, 456, 496, 558, 589, 684, 744, 912, 1116, 1178, 1368, 1488, 1767, 2232, 2356, 2736, 3307, 3534, 4464, 4712, 5301, 6614, 7068, 9424, 9921, 10602, 13228, 14136, 19842, 21204, 26456, 28272, 29763, 39684, 42408, 52912, 59526, 62833, 79368, 84816, 102517, 119052, 125666, 158736, 188499, 205034, 238104, 251332, 307551, 376998, 410068, 476208, 502664, 565497, 615102, 753996, 820136, 922653, 1005328, 1130994, 1230204, 1507992, 1640272, 1845306, 1947823, 2261988, 2460408, 3015984, 3690612, 3895646, 4523976, 4920816, 5843469, 7381224, 7791292, 9047952, 11686938, 14762448, 15582584, 17530407, 23373876, 31165168, 35060814, 46747752, 70121628, 93495504, 140243256, 280486512]

約数ペア:

[(1, 280486512), (2, 140243256), (3, 93495504), (4, 70121628), (6, 46747752), (8, 35060814), (9, 31165168), (12, 23373876), (16, 17530407), (18, 15582584), (19, 14762448), (24, 11686938), (31, 9047952), (36, 7791292), (38, 7381224), (48, 5843469), (57, 4920816), (62, 4523976), (72, 3895646), (76, 3690612), (93, 3015984), (114, 2460408), (124, 2261988), (144, 1947823), (152, 1845306), (171, 1640272), (186, 1507992), (228, 1230204), (248, 1130994), (279, 1005328), (304, 922653), (342, 820136), (372, 753996), (456, 615102), (496, 565497), (558, 502664), (589, 476208), (684, 410068), (744, 376998), (912, 307551), (1116, 251332), (1178, 238104), (1368, 205034), (1488, 188499), (1767, 158736), (2232, 125666), (2356, 119052), (2736, 102517), (3307, 84816), (3534, 79368), (4464, 62833), (4712, 59526), (5301, 52912), (6614, 42408), (7068, 39684), (9424, 29763), (9921, 28272), (10602, 26456), (13228, 21204), (14136, 19842)]