31791120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4273}}^1$

素因数の和:4320

約数の個数: 80

約数和(自身を含む): 101755392

約数和(自身を除く): 69964272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 4273, 7440, 8546, 12819, 17092, 21365, 25638, 34184, 42730, 51276, 64095, 68368, 85460, 102552, 128190, 132463, 170920, 205104, 256380, 264926, 341840, 397389, 512760, 529852, 662315, 794778, 1025520, 1059704, 1324630, 1589556, 1986945, 2119408, 2649260, 3179112, 3973890, 5298520, 6358224, 7947780, 10597040, 15895560, 31791120]

約数ペア:

[(1, 31791120), (2, 15895560), (3, 10597040), (4, 7947780), (5, 6358224), (6, 5298520), (8, 3973890), (10, 3179112), (12, 2649260), (15, 2119408), (16, 1986945), (20, 1589556), (24, 1324630), (30, 1059704), (31, 1025520), (40, 794778), (48, 662315), (60, 529852), (62, 512760), (80, 397389), (93, 341840), (120, 264926), (124, 256380), (155, 205104), (186, 170920), (240, 132463), (248, 128190), (310, 102552), (372, 85460), (465, 68368), (496, 64095), (620, 51276), (744, 42730), (930, 34184), (1240, 25638), (1488, 21365), (1860, 17092), (2480, 12819), (3720, 8546), (4273, 7440)]