1280642760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{154667}}^1$

素因数の和:154707

約数の個数: 96

約数和(自身を含む): 4343077440

約数和(自身を除く): 3062434680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 154667, 309334, 464001, 618668, 773335, 928002, 1237336, 1392003, 1546670, 1856004, 2320005, 2784006, 3093340, 3557341, 3712008, 4640010, 5568012, 6186680, 6960015, 7114682, 9280020, 10672023, 11136024, 13920030, 14229364, 17786705, 18560040, 21344046, 27840060, 28458728, 32016069, 35573410, 42688092, 53360115, 55680120, 64032138, 71146820, 85376184, 106720230, 128064276, 142293640, 160080345, 213440460, 256128552, 320160690, 426880920, 640321380, 1280642760]

約数ペア:

[(1, 1280642760), (2, 640321380), (3, 426880920), (4, 320160690), (5, 256128552), (6, 213440460), (8, 160080345), (9, 142293640), (10, 128064276), (12, 106720230), (15, 85376184), (18, 71146820), (20, 64032138), (23, 55680120), (24, 53360115), (30, 42688092), (36, 35573410), (40, 32016069), (45, 28458728), (46, 27840060), (60, 21344046), (69, 18560040), (72, 17786705), (90, 14229364), (92, 13920030), (115, 11136024), (120, 10672023), (138, 9280020), (180, 7114682), (184, 6960015), (207, 6186680), (230, 5568012), (276, 4640010), (345, 3712008), (360, 3557341), (414, 3093340), (460, 2784006), (552, 2320005), (690, 1856004), (828, 1546670), (920, 1392003), (1035, 1237336), (1380, 928002), (1656, 773335), (2070, 618668), (2760, 464001), (4140, 309334), (8280, 154667)]