15047280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{20899}}^1$

素因数の和:20918

約数の個数: 60

約数和(自身を含む): 50536200

約数和(自身を除く): 35488920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 20899, 41798, 62697, 83596, 104495, 125394, 167192, 188091, 208990, 250788, 313485, 334384, 376182, 417980, 501576, 626970, 752364, 835960, 940455, 1003152, 1253940, 1504728, 1671920, 1880910, 2507880, 3009456, 3761820, 5015760, 7523640, 15047280]

約数ペア:

[(1, 15047280), (2, 7523640), (3, 5015760), (4, 3761820), (5, 3009456), (6, 2507880), (8, 1880910), (9, 1671920), (10, 1504728), (12, 1253940), (15, 1003152), (16, 940455), (18, 835960), (20, 752364), (24, 626970), (30, 501576), (36, 417980), (40, 376182), (45, 334384), (48, 313485), (60, 250788), (72, 208990), (80, 188091), (90, 167192), (120, 125394), (144, 104495), (180, 83596), (240, 62697), (360, 41798), (720, 20899)]