138337860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{121349}}^1$

素因数の和:121380

約数の個数: 48

約数和(自身を含む): 407736000

約数和(自身を除く): 269398140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 121349, 242698, 364047, 485396, 606745, 728094, 1213490, 1456188, 1820235, 2305631, 2426980, 3640470, 4611262, 6916893, 7280940, 9222524, 11528155, 13833786, 23056310, 27667572, 34584465, 46112620, 69168930, 138337860]

約数ペア:

[(1, 138337860), (2, 69168930), (3, 46112620), (4, 34584465), (5, 27667572), (6, 23056310), (10, 13833786), (12, 11528155), (15, 9222524), (19, 7280940), (20, 6916893), (30, 4611262), (38, 3640470), (57, 2426980), (60, 2305631), (76, 1820235), (95, 1456188), (114, 1213490), (190, 728094), (228, 606745), (285, 485396), (380, 364047), (570, 242698), (1140, 121349)]