1287788170

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1187}}^1$

素因数の和:1359

約数の個数: 64

約数和(自身を含む): 2494229760

約数和(自身を除く): 1206441590

約数列:

[1, 2, 5, 10, 23, 46, 53, 89, 106, 115, 178, 230, 265, 445, 530, 890, 1187, 1219, 2047, 2374, 2438, 4094, 4717, 5935, 6095, 9434, 10235, 11870, 12190, 20470, 23585, 27301, 47170, 54602, 62911, 105643, 108491, 125822, 136505, 211286, 216982, 273010, 314555, 528215, 542455, 629110, 1056430, 1084910, 1446953, 2429789, 2893906, 4859578, 5599079, 7234765, 11198158, 12148945, 14469530, 24297890, 27995395, 55990790, 128778817, 257557634, 643894085, 1287788170]

約数ペア:

[(1, 1287788170), (2, 643894085), (5, 257557634), (10, 128778817), (23, 55990790), (46, 27995395), (53, 24297890), (89, 14469530), (106, 12148945), (115, 11198158), (178, 7234765), (230, 5599079), (265, 4859578), (445, 2893906), (530, 2429789), (890, 1446953), (1187, 1084910), (1219, 1056430), (2047, 629110), (2374, 542455), (2438, 528215), (4094, 314555), (4717, 273010), (5935, 216982), (6095, 211286), (9434, 136505), (10235, 125822), (11870, 108491), (12190, 105643), (20470, 62911), (23585, 54602), (27301, 47170)]