164091900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{78139}}^1$

素因数の和:78163

約数の個数: 72

約数和(自身を含む): 542604160

約数和(自身を除く): 378512260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 78139, 156278, 234417, 312556, 390695, 468834, 546973, 781390, 937668, 1093946, 1172085, 1562780, 1640919, 1953475, 2187892, 2344170, 2734865, 3281838, 3906950, 4688340, 5469730, 5860425, 6563676, 7813900, 8204595, 10939460, 11720850, 13674325, 16409190, 23441700, 27348650, 32818380, 41022975, 54697300, 82045950, 164091900]

約数ペア:

[(1, 164091900), (2, 82045950), (3, 54697300), (4, 41022975), (5, 32818380), (6, 27348650), (7, 23441700), (10, 16409190), (12, 13674325), (14, 11720850), (15, 10939460), (20, 8204595), (21, 7813900), (25, 6563676), (28, 5860425), (30, 5469730), (35, 4688340), (42, 3906950), (50, 3281838), (60, 2734865), (70, 2344170), (75, 2187892), (84, 1953475), (100, 1640919), (105, 1562780), (140, 1172085), (150, 1093946), (175, 937668), (210, 781390), (300, 546973), (350, 468834), (420, 390695), (525, 312556), (700, 234417), (1050, 156278), (2100, 78139)]