2560753.00000000

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{613}}^1$

素因数の和:1031

約数の個数: 96

約数和(自身を含む): 288788760

約数和(自身を除く): 200296080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 401, 613, 802, 1203, 1226, 1604, 1839, 2005, 2406, 2452, 3065, 3208, 3609, 3678, 4010, 4812, 4904, 5517, 6015, 6130, 7218, 7356, 8020, 9195, 9624, 11034, 12030, 12260, 14436, 14712, 16040, 18045, 18390, 22068, 24060, 24520, 27585, 28872, 36090, 36780, 44136, 48120, 55170, 72180, 73560, 110340, 144360, 220680, 245813, 491626, 737439, 983252, 1229065, 1474878, 1966504, 2212317, 2458130, 2949756, 3687195, 4424634, 4916260, 5899512, 7374390, 8849268, 9832520, 11061585, 14748780, 17698536, 22123170, 29497560, 44246340, 88492680]

約数ペア:

[(1, 88492680), (2, 44246340), (3, 29497560), (4, 22123170), (5, 17698536), (6, 14748780), (8, 11061585), (9, 9832520), (10, 8849268), (12, 7374390), (15, 5899512), (18, 4916260), (20, 4424634), (24, 3687195), (30, 2949756), (36, 2458130), (40, 2212317), (45, 1966504), (60, 1474878), (72, 1229065), (90, 983252), (120, 737439), (180, 491626), (360, 245813), (401, 220680), (613, 144360), (802, 110340), (1203, 73560), (1226, 72180), (1604, 55170), (1839, 48120), (2005, 44136), (2406, 36780), (2452, 36090), (3065, 28872), (3208, 27585), (3609, 24520), (3678, 24060), (4010, 22068), (4812, 18390), (4904, 18045), (5517, 16040), (6015, 14712), (6130, 14436), (7218, 12260), (7356, 12030), (8020, 11034), (9195, 9624)]