172444860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{136861}}^1$

素因数の和:136883

約数の個数: 72

約数和(自身を含む): 597813216

約数和(自身を除く): 425368356

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 136861, 273722, 410583, 547444, 684305, 821166, 958027, 1231749, 1368610, 1642332, 1916054, 2052915, 2463498, 2737220, 2874081, 3832108, 4105830, 4790135, 4926996, 5748162, 6158745, 8211660, 8622243, 9580270, 11496324, 12317490, 14370405, 17244486, 19160540, 24634980, 28740810, 34488972, 43111215, 57481620, 86222430, 172444860]

約数ペア:

[(1, 172444860), (2, 86222430), (3, 57481620), (4, 43111215), (5, 34488972), (6, 28740810), (7, 24634980), (9, 19160540), (10, 17244486), (12, 14370405), (14, 12317490), (15, 11496324), (18, 9580270), (20, 8622243), (21, 8211660), (28, 6158745), (30, 5748162), (35, 4926996), (36, 4790135), (42, 4105830), (45, 3832108), (60, 2874081), (63, 2737220), (70, 2463498), (84, 2052915), (90, 1916054), (105, 1642332), (126, 1368610), (140, 1231749), (180, 958027), (210, 821166), (252, 684305), (315, 547444), (420, 410583), (630, 273722), (1260, 136861)]