405150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 1046064

約数和(自身を除く): 640914

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 37, 50, 73, 74, 75, 111, 146, 150, 185, 219, 222, 365, 370, 438, 555, 730, 925, 1095, 1110, 1825, 1850, 2190, 2701, 2775, 3650, 5402, 5475, 5550, 8103, 10950, 13505, 16206, 27010, 40515, 67525, 81030, 135050, 202575, 405150]

約数ペア:

[(1, 405150), (2, 202575), (3, 135050), (5, 81030), (6, 67525), (10, 40515), (15, 27010), (25, 16206), (30, 13505), (37, 10950), (50, 8103), (73, 5550), (74, 5475), (75, 5402), (111, 3650), (146, 2775), (150, 2701), (185, 2190), (219, 1850), (222, 1825), (365, 1110), (370, 1095), (438, 925), (555, 730)]