816424980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:654

約数の個数: 192

約数和(自身を含む): 2713761792

約数和(自身を除く): 1897336812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 107, 111, 140, 148, 185, 210, 214, 222, 259, 321, 370, 420, 428, 444, 491, 518, 535, 555, 642, 740, 749, 777, 982, 1036, 1070, 1110, 1284, 1295, 1473, 1498, 1554, 1605, 1964, 2140, 2220, 2247, 2455, 2590, 2946, 2996, 3108, 3210, 3437, 3745, 3885, 3959, 4494, 4910, 5180, 5892, 6420, 6874, 7365, 7490, 7770, 7918, 8988, 9820, 10311, 11235, 11877, 13748, 14730, 14980, 15540, 15836, 17185, 18167, 19795, 20622, 22470, 23754, 27713, 29460, 34370, 36334, 39590, 41244, 44940, 47508, 51555, 52537, 54501, 55426, 59385, 68740, 72668, 79180, 83139, 90835, 103110, 105074, 109002, 110852, 118770, 127169, 138565, 157611, 166278, 181670, 206220, 210148, 218004, 237540, 254338, 262685, 272505, 277130, 315222, 332556, 363340, 367759, 381507, 415695, 508676, 525370, 545010, 554260, 630444, 635845, 735518, 763014, 788055, 831390, 1050740, 1090020, 1103277, 1271690, 1471036, 1526028, 1576110, 1662780, 1838795, 1907535, 1943869, 2206554, 2543380, 3152220, 3677590, 3815070, 3887738, 4413108, 5516385, 5831607, 7355180, 7630140, 7775476, 9719345, 11032770, 11663214, 13607083, 19438690, 22065540, 23326428, 27214166, 29158035, 38877380, 40821249, 54428332, 58316070, 68035415, 81642498, 116632140, 136070830, 163284996, 204106245, 272141660, 408212490, 816424980]

約数ペア:

[(1, 816424980), (2, 408212490), (3, 272141660), (4, 204106245), (5, 163284996), (6, 136070830), (7, 116632140), (10, 81642498), (12, 68035415), (14, 58316070), (15, 54428332), (20, 40821249), (21, 38877380), (28, 29158035), (30, 27214166), (35, 23326428), (37, 22065540), (42, 19438690), (60, 13607083), (70, 11663214), (74, 11032770), (84, 9719345), (105, 7775476), (107, 7630140), (111, 7355180), (140, 5831607), (148, 5516385), (185, 4413108), (210, 3887738), (214, 3815070), (222, 3677590), (259, 3152220), (321, 2543380), (370, 2206554), (420, 1943869), (428, 1907535), (444, 1838795), (491, 1662780), (518, 1576110), (535, 1526028), (555, 1471036), (642, 1271690), (740, 1103277), (749, 1090020), (777, 1050740), (982, 831390), (1036, 788055), (1070, 763014), (1110, 735518), (1284, 635845), (1295, 630444), (1473, 554260), (1498, 545010), (1554, 525370), (1605, 508676), (1964, 415695), (2140, 381507), (2220, 367759), (2247, 363340), (2455, 332556), (2590, 315222), (2946, 277130), (2996, 272505), (3108, 262685), (3210, 254338), (3437, 237540), (3745, 218004), (3885, 210148), (3959, 206220), (4494, 181670), (4910, 166278), (5180, 157611), (5892, 138565), (6420, 127169), (6874, 118770), (7365, 110852), (7490, 109002), (7770, 105074), (7918, 103110), (8988, 90835), (9820, 83139), (10311, 79180), (11235, 72668), (11877, 68740), (13748, 59385), (14730, 55426), (14980, 54501), (15540, 52537), (15836, 51555), (17185, 47508), (18167, 44940), (19795, 41244), (20622, 39590), (22470, 36334), (23754, 34370), (27713, 29460)]