428427300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{204013}}^1$

素因数の和:204037

約数の個数: 72

約数和(自身を含む): 1416673216

約数和(自身を除く): 988245916

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, 204013, 408026, 612039, 816052, 1020065, 1224078, 1428091, 2040130, 2448156, 2856182, 3060195, 4080260, 4284273, 5100325, 5712364, 6120390, 7140455, 8568546, 10200650, 12240780, 14280910, 15300975, 17137092, 20401300, 21421365, 28561820, 30601950, 35702275, 42842730, 61203900, 71404550, 85685460, 107106825, 142809100, 214213650, 428427300]

約数ペア:

[(1, 428427300), (2, 214213650), (3, 142809100), (4, 107106825), (5, 85685460), (6, 71404550), (7, 61203900), (10, 42842730), (12, 35702275), (14, 30601950), (15, 28561820), (20, 21421365), (21, 20401300), (25, 17137092), (28, 15300975), (30, 14280910), (35, 12240780), (42, 10200650), (50, 8568546), (60, 7140455), (70, 6120390), (75, 5712364), (84, 5100325), (100, 4284273), (105, 4080260), (140, 3060195), (150, 2856182), (175, 2448156), (210, 2040130), (300, 1428091), (350, 1224078), (420, 1020065), (525, 816052), (700, 612039), (1050, 408026), (2100, 204013)]