72366040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 167650560

約数和(自身を除く): 95284520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 83, 142, 166, 284, 307, 332, 355, 415, 568, 614, 664, 710, 830, 1228, 1420, 1535, 1660, 2456, 2840, 3070, 3320, 5893, 6140, 11786, 12280, 21797, 23572, 25481, 29465, 43594, 47144, 50962, 58930, 87188, 101924, 108985, 117860, 127405, 174376, 203848, 217970, 235720, 254810, 435940, 509620, 871880, 1019240, 1809151, 3618302, 7236604, 9045755, 14473208, 18091510, 36183020, 72366040]

約数ペア:

[(1, 72366040), (2, 36183020), (4, 18091510), (5, 14473208), (8, 9045755), (10, 7236604), (20, 3618302), (40, 1809151), (71, 1019240), (83, 871880), (142, 509620), (166, 435940), (284, 254810), (307, 235720), (332, 217970), (355, 203848), (415, 174376), (568, 127405), (614, 117860), (664, 108985), (710, 101924), (830, 87188), (1228, 58930), (1420, 50962), (1535, 47144), (1660, 43594), (2456, 29465), (2840, 25481), (3070, 23572), (3320, 21797), (5893, 12280), (6140, 11786)]