1520740065

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{739}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 2682328320

約数和(自身を除く): 1161588255

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 173, 183, 195, 305, 519, 739, 793, 865, 915, 2217, 2249, 2379, 2595, 3695, 3965, 6747, 9607, 10553, 11085, 11245, 11895, 28821, 31659, 33735, 45079, 48035, 52765, 127847, 135237, 137189, 144105, 158295, 225395, 383541, 411567, 586027, 639235, 676185, 685945, 1662011, 1758081, 1917705, 2057835, 2930135, 4986033, 7798667, 8310055, 8790405, 23396001, 24930165, 38993335, 101382671, 116980005, 304148013, 506913355, 1520740065]

約数ペア:

[(1, 1520740065), (3, 506913355), (5, 304148013), (13, 116980005), (15, 101382671), (39, 38993335), (61, 24930165), (65, 23396001), (173, 8790405), (183, 8310055), (195, 7798667), (305, 4986033), (519, 2930135), (739, 2057835), (793, 1917705), (865, 1758081), (915, 1662011), (2217, 685945), (2249, 676185), (2379, 639235), (2595, 586027), (3695, 411567), (3965, 383541), (6747, 225395), (9607, 158295), (10553, 144105), (11085, 137189), (11245, 135237), (11895, 127847), (28821, 52765), (31659, 48035), (33735, 45079)]