72256770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{18671}}^1$

素因数の和:18727

約数の個数: 48

約数和(自身を含む): 192246912

約数和(自身を除く): 119990142

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 18671, 37342, 56013, 93355, 112026, 168039, 186710, 280065, 336078, 560130, 802853, 840195, 1605706, 1680390, 2408559, 4014265, 4817118, 7225677, 8028530, 12042795, 14451354, 24085590, 36128385, 72256770]

約数ペア:

[(1, 72256770), (2, 36128385), (3, 24085590), (5, 14451354), (6, 12042795), (9, 8028530), (10, 7225677), (15, 4817118), (18, 4014265), (30, 2408559), (43, 1680390), (45, 1605706), (86, 840195), (90, 802853), (129, 560130), (215, 336078), (258, 280065), (387, 186710), (430, 168039), (645, 112026), (774, 93355), (1290, 56013), (1935, 37342), (3870, 18671)]