138423990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{593}}^1$

素因数の和:885

約数の個数: 64

約数和(自身を含む): 344881152

約数和(自身を除く): 206457162

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 251, 310, 465, 502, 593, 753, 930, 1186, 1255, 1506, 1779, 2510, 2965, 3558, 3765, 5930, 7530, 7781, 8895, 15562, 17790, 18383, 23343, 36766, 38905, 46686, 55149, 77810, 91915, 110298, 116715, 148843, 183830, 233430, 275745, 297686, 446529, 551490, 744215, 893058, 1488430, 2232645, 4465290, 4614133, 9228266, 13842399, 23070665, 27684798, 46141330, 69211995, 138423990]

約数ペア:

[(1, 138423990), (2, 69211995), (3, 46141330), (5, 27684798), (6, 23070665), (10, 13842399), (15, 9228266), (30, 4614133), (31, 4465290), (62, 2232645), (93, 1488430), (155, 893058), (186, 744215), (251, 551490), (310, 446529), (465, 297686), (502, 275745), (593, 233430), (753, 183830), (930, 148843), (1186, 116715), (1255, 110298), (1506, 91915), (1779, 77810), (2510, 55149), (2965, 46686), (3558, 38905), (3765, 36766), (5930, 23343), (7530, 18383), (7781, 17790), (8895, 15562)]