31480080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4523}}^1$

素因数の和:4568

約数の個数: 80

約数和(自身を含む): 100975680

約数和(自身を除く): 69495600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 4523, 6960, 9046, 13569, 18092, 22615, 27138, 36184, 45230, 54276, 67845, 72368, 90460, 108552, 131167, 135690, 180920, 217104, 262334, 271380, 361840, 393501, 524668, 542760, 655835, 787002, 1049336, 1085520, 1311670, 1574004, 1967505, 2098672, 2623340, 3148008, 3935010, 5246680, 6296016, 7870020, 10493360, 15740040, 31480080]

約数ペア:

[(1, 31480080), (2, 15740040), (3, 10493360), (4, 7870020), (5, 6296016), (6, 5246680), (8, 3935010), (10, 3148008), (12, 2623340), (15, 2098672), (16, 1967505), (20, 1574004), (24, 1311670), (29, 1085520), (30, 1049336), (40, 787002), (48, 655835), (58, 542760), (60, 524668), (80, 393501), (87, 361840), (116, 271380), (120, 262334), (145, 217104), (174, 180920), (232, 135690), (240, 131167), (290, 108552), (348, 90460), (435, 72368), (464, 67845), (580, 54276), (696, 45230), (870, 36184), (1160, 27138), (1392, 22615), (1740, 18092), (2320, 13569), (3480, 9046), (4523, 6960)]