12815520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{26699}}^1$

素因数の和:26717

約数の個数: 48

約数和(自身を含む): 40370400

約数和(自身を除く): 27554880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 26699, 53398, 80097, 106796, 133495, 160194, 213592, 266990, 320388, 400485, 427184, 533980, 640776, 800970, 854368, 1067960, 1281552, 1601940, 2135920, 2563104, 3203880, 4271840, 6407760, 12815520]

約数ペア:

[(1, 12815520), (2, 6407760), (3, 4271840), (4, 3203880), (5, 2563104), (6, 2135920), (8, 1601940), (10, 1281552), (12, 1067960), (15, 854368), (16, 800970), (20, 640776), (24, 533980), (30, 427184), (32, 400485), (40, 320388), (48, 266990), (60, 213592), (80, 160194), (96, 133495), (120, 106796), (160, 80097), (240, 53398), (480, 26699)]