15697301960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{66593}}^1$

素因数の和:66758

約数の個数: 64

約数和(自身を含む): 36248446080

約数和(自身を除く): 20551144120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 83, 142, 166, 284, 332, 355, 415, 568, 664, 710, 830, 1420, 1660, 2840, 3320, 5893, 11786, 23572, 29465, 47144, 58930, 66593, 117860, 133186, 235720, 266372, 332965, 532744, 665930, 1331860, 2663720, 4728103, 5527219, 9456206, 11054438, 18912412, 22108876, 23640515, 27636095, 37824824, 44217752, 47281030, 55272190, 94562060, 110544380, 189124120, 221088760, 392432549, 784865098, 1569730196, 1962162745, 3139460392, 3924325490, 7848650980, 15697301960]

約数ペア:

[(1, 15697301960), (2, 7848650980), (4, 3924325490), (5, 3139460392), (8, 1962162745), (10, 1569730196), (20, 784865098), (40, 392432549), (71, 221088760), (83, 189124120), (142, 110544380), (166, 94562060), (284, 55272190), (332, 47281030), (355, 44217752), (415, 37824824), (568, 27636095), (664, 23640515), (710, 22108876), (830, 18912412), (1420, 11054438), (1660, 9456206), (2840, 5527219), (3320, 4728103), (5893, 2663720), (11786, 1331860), (23572, 665930), (29465, 532744), (47144, 332965), (58930, 266372), (66593, 235720), (117860, 133186)]