280423728

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:233

約数の個数: 240

約数和(自身を含む): 914941440

約数和(自身を除く): 634517712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 27, 36, 39, 46, 48, 52, 54, 69, 72, 78, 92, 104, 108, 117, 138, 144, 156, 167, 169, 184, 207, 208, 216, 234, 276, 299, 312, 334, 338, 351, 368, 414, 432, 468, 501, 507, 552, 598, 621, 624, 668, 676, 702, 828, 897, 936, 1002, 1014, 1104, 1196, 1242, 1336, 1352, 1404, 1503, 1521, 1656, 1794, 1872, 2004, 2028, 2171, 2392, 2484, 2672, 2691, 2704, 2808, 3006, 3042, 3312, 3588, 3841, 3887, 4008, 4056, 4342, 4509, 4563, 4784, 4968, 5382, 5616, 6012, 6084, 6513, 7176, 7682, 7774, 8016, 8073, 8112, 8684, 9018, 9126, 9936, 10764, 11523, 11661, 12024, 12168, 13026, 14352, 15364, 15548, 16146, 17368, 18036, 18252, 19539, 21528, 23046, 23322, 24048, 24336, 26052, 28223, 30728, 31096, 32292, 34569, 34736, 34983, 36072, 36504, 39078, 43056, 46092, 46644, 49933, 52104, 56446, 58617, 61456, 62192, 64584, 69138, 69966, 72144, 73008, 78156, 84669, 92184, 93288, 99866, 103707, 104208, 104949, 112892, 117234, 129168, 138276, 139932, 149799, 156312, 169338, 184368, 186576, 199732, 207414, 209898, 225784, 234468, 254007, 276552, 279864, 299598, 312624, 338676, 399464, 414828, 419796, 449397, 451568, 468936, 508014, 553104, 559728, 599196, 649129, 677352, 762021, 798928, 829656, 839592, 898794, 937872, 1016028, 1198392, 1298258, 1348191, 1354704, 1524042, 1659312, 1679184, 1797588, 1947387, 2032056, 2396784, 2596516, 2696382, 3048084, 3595176, 3894774, 4064112, 5193032, 5392764, 5842161, 6096168, 7190352, 7789548, 10386064, 10785528, 11684322, 12192336, 15579096, 17526483, 21571056, 23368644, 31158192, 35052966, 46737288, 70105932, 93474576, 140211864, 280423728]

約数ペア:

[(1, 280423728), (2, 140211864), (3, 93474576), (4, 70105932), (6, 46737288), (8, 35052966), (9, 31158192), (12, 23368644), (13, 21571056), (16, 17526483), (18, 15579096), (23, 12192336), (24, 11684322), (26, 10785528), (27, 10386064), (36, 7789548), (39, 7190352), (46, 6096168), (48, 5842161), (52, 5392764), (54, 5193032), (69, 4064112), (72, 3894774), (78, 3595176), (92, 3048084), (104, 2696382), (108, 2596516), (117, 2396784), (138, 2032056), (144, 1947387), (156, 1797588), (167, 1679184), (169, 1659312), (184, 1524042), (207, 1354704), (208, 1348191), (216, 1298258), (234, 1198392), (276, 1016028), (299, 937872), (312, 898794), (334, 839592), (338, 829656), (351, 798928), (368, 762021), (414, 677352), (432, 649129), (468, 599196), (501, 559728), (507, 553104), (552, 508014), (598, 468936), (621, 451568), (624, 449397), (668, 419796), (676, 414828), (702, 399464), (828, 338676), (897, 312624), (936, 299598), (1002, 279864), (1014, 276552), (1104, 254007), (1196, 234468), (1242, 225784), (1336, 209898), (1352, 207414), (1404, 199732), (1503, 186576), (1521, 184368), (1656, 169338), (1794, 156312), (1872, 149799), (2004, 139932), (2028, 138276), (2171, 129168), (2392, 117234), (2484, 112892), (2672, 104949), (2691, 104208), (2704, 103707), (2808, 99866), (3006, 93288), (3042, 92184), (3312, 84669), (3588, 78156), (3841, 73008), (3887, 72144), (4008, 69966), (4056, 69138), (4342, 64584), (4509, 62192), (4563, 61456), (4784, 58617), (4968, 56446), (5382, 52104), (5616, 49933), (6012, 46644), (6084, 46092), (6513, 43056), (7176, 39078), (7682, 36504), (7774, 36072), (8016, 34983), (8073, 34736), (8112, 34569), (8684, 32292), (9018, 31096), (9126, 30728), (9936, 28223), (10764, 26052), (11523, 24336), (11661, 24048), (12024, 23322), (12168, 23046), (13026, 21528), (14352, 19539), (15364, 18252), (15548, 18036), (16146, 17368)]