18227280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:628

約数の個数: 80

約数和(自身を含む): 56960640

約数和(自身を除く): 38733360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 173, 240, 346, 439, 519, 692, 865, 878, 1038, 1317, 1384, 1730, 1756, 2076, 2195, 2595, 2634, 2768, 3460, 3512, 4152, 4390, 5190, 5268, 6585, 6920, 7024, 8304, 8780, 10380, 10536, 13170, 13840, 17560, 20760, 21072, 26340, 35120, 41520, 52680, 75947, 105360, 151894, 227841, 303788, 379735, 455682, 607576, 759470, 911364, 1139205, 1215152, 1518940, 1822728, 2278410, 3037880, 3645456, 4556820, 6075760, 9113640, 18227280]

約数ペア:

[(1, 18227280), (2, 9113640), (3, 6075760), (4, 4556820), (5, 3645456), (6, 3037880), (8, 2278410), (10, 1822728), (12, 1518940), (15, 1215152), (16, 1139205), (20, 911364), (24, 759470), (30, 607576), (40, 455682), (48, 379735), (60, 303788), (80, 227841), (120, 151894), (173, 105360), (240, 75947), (346, 52680), (439, 41520), (519, 35120), (692, 26340), (865, 21072), (878, 20760), (1038, 17560), (1317, 13840), (1384, 13170), (1730, 10536), (1756, 10380), (2076, 8780), (2195, 8304), (2595, 7024), (2634, 6920), (2768, 6585), (3460, 5268), (3512, 5190), (4152, 4390)]