73287990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{523}}^1$

素因数の和:715

約数の個数: 80

約数和(自身を含む): 198581328

約数和(自身を除く): 125293338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 173, 270, 346, 405, 519, 523, 810, 865, 1038, 1046, 1557, 1569, 1730, 2595, 2615, 3114, 3138, 4671, 4707, 5190, 5230, 7785, 7845, 9342, 9414, 14013, 14121, 15570, 15690, 23355, 23535, 28026, 28242, 42363, 46710, 47070, 70065, 70605, 84726, 90479, 140130, 141210, 180958, 211815, 271437, 423630, 452395, 542874, 814311, 904790, 1357185, 1628622, 2442933, 2714370, 4071555, 4885866, 7328799, 8143110, 12214665, 14657598, 24429330, 36643995, 73287990]

約数ペア:

[(1, 73287990), (2, 36643995), (3, 24429330), (5, 14657598), (6, 12214665), (9, 8143110), (10, 7328799), (15, 4885866), (18, 4071555), (27, 2714370), (30, 2442933), (45, 1628622), (54, 1357185), (81, 904790), (90, 814311), (135, 542874), (162, 452395), (173, 423630), (270, 271437), (346, 211815), (405, 180958), (519, 141210), (523, 140130), (810, 90479), (865, 84726), (1038, 70605), (1046, 70065), (1557, 47070), (1569, 46710), (1730, 42363), (2595, 28242), (2615, 28026), (3114, 23535), (3138, 23355), (4671, 15690), (4707, 15570), (5190, 14121), (5230, 14013), (7785, 9414), (7845, 9342)]