28041300

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{4451}}^1$

素因数の和:4478

約数の個数: 108

約数和(自身を含む): 100472736

約数和(自身を除く): 72431436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 4451, 6300, 8902, 13353, 17804, 22255, 26706, 31157, 40059, 44510, 53412, 62314, 66765, 80118, 89020, 93471, 111275, 124628, 133530, 155785, 160236, 186942, 200295, 222550, 267060, 280413, 311570, 333825, 373884, 400590, 445100, 467355, 560826, 623140, 667650, 778925, 801180, 934710, 1001475, 1121652, 1335300, 1402065, 1557850, 1869420, 2002950, 2336775, 2804130, 3115700, 4005900, 4673550, 5608260, 7010325, 9347100, 14020650, 28041300]

約数ペア:

[(1, 28041300), (2, 14020650), (3, 9347100), (4, 7010325), (5, 5608260), (6, 4673550), (7, 4005900), (9, 3115700), (10, 2804130), (12, 2336775), (14, 2002950), (15, 1869420), (18, 1557850), (20, 1402065), (21, 1335300), (25, 1121652), (28, 1001475), (30, 934710), (35, 801180), (36, 778925), (42, 667650), (45, 623140), (50, 560826), (60, 467355), (63, 445100), (70, 400590), (75, 373884), (84, 333825), (90, 311570), (100, 280413), (105, 267060), (126, 222550), (140, 200295), (150, 186942), (175, 160236), (180, 155785), (210, 133530), (225, 124628), (252, 111275), (300, 93471), (315, 89020), (350, 80118), (420, 66765), (450, 62314), (525, 53412), (630, 44510), (700, 40059), (900, 31157), (1050, 26706), (1260, 22255), (1575, 17804), (2100, 13353), (3150, 8902), (4451, 6300)]