2181150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:186

約数の個数: 72

約数和(自身を含む): 6064344

約数和(自身を除く): 3883194

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 37, 45, 50, 74, 75, 90, 111, 131, 150, 185, 222, 225, 262, 333, 370, 393, 450, 555, 655, 666, 786, 925, 1110, 1179, 1310, 1665, 1850, 1965, 2358, 2775, 3275, 3330, 3930, 4847, 5550, 5895, 6550, 8325, 9694, 9825, 11790, 14541, 16650, 19650, 24235, 29082, 29475, 43623, 48470, 58950, 72705, 87246, 121175, 145410, 218115, 242350, 363525, 436230, 727050, 1090575, 2181150]

約数ペア:

[(1, 2181150), (2, 1090575), (3, 727050), (5, 436230), (6, 363525), (9, 242350), (10, 218115), (15, 145410), (18, 121175), (25, 87246), (30, 72705), (37, 58950), (45, 48470), (50, 43623), (74, 29475), (75, 29082), (90, 24235), (111, 19650), (131, 16650), (150, 14541), (185, 11790), (222, 9825), (225, 9694), (262, 8325), (333, 6550), (370, 5895), (393, 5550), (450, 4847), (555, 3930), (655, 3330), (666, 3275), (786, 2775), (925, 2358), (1110, 1965), (1179, 1850), (1310, 1665)]