219273360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{913639}}^1$

素因数の和:913655

約数の個数: 40

約数和(自身を含む): 679748160

約数和(自身を除く): 460474800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 913639, 1827278, 2740917, 3654556, 4568195, 5481834, 7309112, 9136390, 10963668, 13704585, 14618224, 18272780, 21927336, 27409170, 36545560, 43854672, 54818340, 73091120, 109636680, 219273360]

約数ペア:

[(1, 219273360), (2, 109636680), (3, 73091120), (4, 54818340), (5, 43854672), (6, 36545560), (8, 27409170), (10, 21927336), (12, 18272780), (15, 14618224), (16, 13704585), (20, 10963668), (24, 9136390), (30, 7309112), (40, 5481834), (48, 4568195), (60, 3654556), (80, 2740917), (120, 1827278), (240, 913639)]