1217300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 3166464

約数和(自身を除く): 1949164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 47, 50, 70, 74, 94, 100, 140, 148, 175, 185, 188, 235, 259, 329, 350, 370, 470, 518, 658, 700, 740, 925, 940, 1036, 1175, 1295, 1316, 1645, 1739, 1850, 2350, 2590, 3290, 3478, 3700, 4700, 5180, 6475, 6580, 6956, 8225, 8695, 12173, 12950, 16450, 17390, 24346, 25900, 32900, 34780, 43475, 48692, 60865, 86950, 121730, 173900, 243460, 304325, 608650, 1217300]

約数ペア:

[(1, 1217300), (2, 608650), (4, 304325), (5, 243460), (7, 173900), (10, 121730), (14, 86950), (20, 60865), (25, 48692), (28, 43475), (35, 34780), (37, 32900), (47, 25900), (50, 24346), (70, 17390), (74, 16450), (94, 12950), (100, 12173), (140, 8695), (148, 8225), (175, 6956), (185, 6580), (188, 6475), (235, 5180), (259, 4700), (329, 3700), (350, 3478), (370, 3290), (470, 2590), (518, 2350), (658, 1850), (700, 1739), (740, 1645), (925, 1316), (940, 1295), (1036, 1175)]