164484800

素因数分解:

$2^6\times 5^2\times {\mathrm{223}}^1\times {\mathrm{461}}^1$

素因数の和:706

約数の個数: 84

約数和(自身を含む): 407432256

約数和(自身を除く): 242947456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 223, 320, 400, 446, 461, 800, 892, 922, 1115, 1600, 1784, 1844, 2230, 2305, 3568, 3688, 4460, 4610, 5575, 7136, 7376, 8920, 9220, 11150, 11525, 14272, 14752, 17840, 18440, 22300, 23050, 29504, 35680, 36880, 44600, 46100, 71360, 73760, 89200, 92200, 102803, 147520, 178400, 184400, 205606, 356800, 368800, 411212, 514015, 737600, 822424, 1028030, 1644848, 2056060, 2570075, 3289696, 4112120, 5140150, 6579392, 8224240, 10280300, 16448480, 20560600, 32896960, 41121200, 82242400, 164484800]

約数ペア:

[(1, 164484800), (2, 82242400), (4, 41121200), (5, 32896960), (8, 20560600), (10, 16448480), (16, 10280300), (20, 8224240), (25, 6579392), (32, 5140150), (40, 4112120), (50, 3289696), (64, 2570075), (80, 2056060), (100, 1644848), (160, 1028030), (200, 822424), (223, 737600), (320, 514015), (400, 411212), (446, 368800), (461, 356800), (800, 205606), (892, 184400), (922, 178400), (1115, 147520), (1600, 102803), (1784, 92200), (1844, 89200), (2230, 73760), (2305, 71360), (3568, 46100), (3688, 44600), (4460, 36880), (4610, 35680), (5575, 29504), (7136, 23050), (7376, 22300), (8920, 18440), (9220, 17840), (11150, 14752), (11525, 14272)]