78071490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{123923}}^1$

素因数の和:123943

約数の個数: 48

約数和(自身を含む): 231985728

約数和(自身を除く): 153914238

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 123923, 247846, 371769, 619615, 743538, 867461, 1115307, 1239230, 1734922, 1858845, 2230614, 2602383, 3717690, 4337305, 5204766, 5576535, 7807149, 8674610, 11153070, 13011915, 15614298, 26023830, 39035745, 78071490]

約数ペア:

[(1, 78071490), (2, 39035745), (3, 26023830), (5, 15614298), (6, 13011915), (7, 11153070), (9, 8674610), (10, 7807149), (14, 5576535), (15, 5204766), (18, 4337305), (21, 3717690), (30, 2602383), (35, 2230614), (42, 1858845), (45, 1734922), (63, 1239230), (70, 1115307), (90, 867461), (105, 743538), (126, 619615), (210, 371769), (315, 247846), (630, 123923)]