78508590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 193294080

約数和(自身を除く): 114785490

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 139, 201, 278, 281, 335, 402, 417, 562, 670, 695, 834, 843, 1005, 1390, 1405, 1686, 2010, 2085, 2810, 4170, 4215, 8430, 9313, 18626, 18827, 27939, 37654, 39059, 46565, 55878, 56481, 78118, 93130, 94135, 112962, 117177, 139695, 188270, 195295, 234354, 279390, 282405, 390590, 564810, 585885, 1171770, 2616953, 5233906, 7850859, 13084765, 15701718, 26169530, 39254295, 78508590]

約数ペア:

[(1, 78508590), (2, 39254295), (3, 26169530), (5, 15701718), (6, 13084765), (10, 7850859), (15, 5233906), (30, 2616953), (67, 1171770), (134, 585885), (139, 564810), (201, 390590), (278, 282405), (281, 279390), (335, 234354), (402, 195295), (417, 188270), (562, 139695), (670, 117177), (695, 112962), (834, 94135), (843, 93130), (1005, 78118), (1390, 56481), (1405, 55878), (1686, 46565), (2010, 39059), (2085, 37654), (2810, 27939), (4170, 18827), (4215, 18626), (8430, 9313)]