138983.00000000

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 34372800

約数和(自身を除く): 20621360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 83, 95, 109, 152, 166, 190, 218, 304, 332, 380, 415, 436, 545, 664, 760, 830, 872, 1090, 1328, 1520, 1577, 1660, 1744, 2071, 2180, 3154, 3320, 4142, 4360, 6308, 6640, 7885, 8284, 8720, 9047, 10355, 12616, 15770, 16568, 18094, 20710, 25232, 31540, 33136, 36188, 41420, 45235, 63080, 72376, 82840, 90470, 126160, 144752, 165680, 171893, 180940, 343786, 361880, 687572, 723760, 859465, 1375144, 1718930, 2750288, 3437860, 6875720, 13751440]

約数ペア:

[(1, 13751440), (2, 6875720), (4, 3437860), (5, 2750288), (8, 1718930), (10, 1375144), (16, 859465), (19, 723760), (20, 687572), (38, 361880), (40, 343786), (76, 180940), (80, 171893), (83, 165680), (95, 144752), (109, 126160), (152, 90470), (166, 82840), (190, 72376), (218, 63080), (304, 45235), (332, 41420), (380, 36188), (415, 33136), (436, 31540), (545, 25232), (664, 20710), (760, 18094), (830, 16568), (872, 15770), (1090, 12616), (1328, 10355), (1520, 9047), (1577, 8720), (1660, 8284), (1744, 7885), (2071, 6640), (2180, 6308), (3154, 4360), (3320, 4142)]