28444860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4271}}^1$

素因数の和:4323

約数の個数: 72

約数和(自身を含む): 88635456

約数和(自身を除く): 60190596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 4271, 6660, 8542, 12813, 17084, 21355, 25626, 38439, 42710, 51252, 64065, 76878, 85420, 128130, 153756, 158027, 192195, 256260, 316054, 384390, 474081, 632108, 768780, 790135, 948162, 1422243, 1580270, 1896324, 2370405, 2844486, 3160540, 4740810, 5688972, 7111215, 9481620, 14222430, 28444860]

約数ペア:

[(1, 28444860), (2, 14222430), (3, 9481620), (4, 7111215), (5, 5688972), (6, 4740810), (9, 3160540), (10, 2844486), (12, 2370405), (15, 1896324), (18, 1580270), (20, 1422243), (30, 948162), (36, 790135), (37, 768780), (45, 632108), (60, 474081), (74, 384390), (90, 316054), (111, 256260), (148, 192195), (180, 158027), (185, 153756), (222, 128130), (333, 85420), (370, 76878), (444, 64065), (555, 51252), (666, 42710), (740, 38439), (1110, 25626), (1332, 21355), (1665, 17084), (2220, 12813), (3330, 8542), (4271, 6660)]