90741060

素因数分解:

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

素因数の和:18695

約数の個数: 72

約数和(自身を含む): 285457536

約数和(自身を除く): 194716476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 18671, 37342, 56013, 74684, 93355, 112026, 168039, 186710, 224052, 280065, 336078, 373420, 504117, 560130, 672156, 840195, 1008234, 1120260, 1512351, 1680390, 2016468, 2520585, 3024702, 3360780, 4537053, 5041170, 6049404, 7561755, 9074106, 10082340, 15123510, 18148212, 22685265, 30247020, 45370530, 90741060]

約数ペア:

[(1, 90741060), (2, 45370530), (3, 30247020), (4, 22685265), (5, 18148212), (6, 15123510), (9, 10082340), (10, 9074106), (12, 7561755), (15, 6049404), (18, 5041170), (20, 4537053), (27, 3360780), (30, 3024702), (36, 2520585), (45, 2016468), (54, 1680390), (60, 1512351), (81, 1120260), (90, 1008234), (108, 840195), (135, 672156), (162, 560130), (180, 504117), (243, 373420), (270, 336078), (324, 280065), (405, 224052), (486, 186710), (540, 168039), (810, 112026), (972, 93355), (1215, 74684), (1620, 56013), (2430, 37342), (4860, 18671)]