1381950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 72

約数和(自身を含む): 3859128

約数和(自身を除く): 2477178

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 37, 45, 50, 74, 75, 83, 90, 111, 150, 166, 185, 222, 225, 249, 333, 370, 415, 450, 498, 555, 666, 747, 830, 925, 1110, 1245, 1494, 1665, 1850, 2075, 2490, 2775, 3071, 3330, 3735, 4150, 5550, 6142, 6225, 7470, 8325, 9213, 12450, 15355, 16650, 18426, 18675, 27639, 30710, 37350, 46065, 55278, 76775, 92130, 138195, 153550, 230325, 276390, 460650, 690975, 1381950]

約数ペア:

[(1, 1381950), (2, 690975), (3, 460650), (5, 276390), (6, 230325), (9, 153550), (10, 138195), (15, 92130), (18, 76775), (25, 55278), (30, 46065), (37, 37350), (45, 30710), (50, 27639), (74, 18675), (75, 18426), (83, 16650), (90, 15355), (111, 12450), (150, 9213), (166, 8325), (185, 7470), (222, 6225), (225, 6142), (249, 5550), (333, 4150), (370, 3735), (415, 3330), (450, 3071), (498, 2775), (555, 2490), (666, 2075), (747, 1850), (830, 1665), (925, 1494), (1110, 1245)]