228421620

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{20143}}^1$

素因数の和:20171

約数の個数: 120

約数和(自身を含む): 818974464

約数和(自身を除く): 590552844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 20143, 40286, 60429, 80572, 100715, 120858, 141001, 181287, 201430, 241716, 282002, 302145, 362574, 402860, 423003, 543861, 564004, 604290, 705005, 725148, 846006, 906435, 1087722, 1208580, 1269009, 1410010, 1631583, 1692012, 1812870, 2115015, 2175444, 2538018, 2719305, 2820020, 3263166, 3625740, 3807027, 4230030, 5076036, 5438610, 6345045, 6526332, 7614054, 8157915, 8460060, 10877220, 11421081, 12690090, 15228108, 16315830, 19035135, 22842162, 25380180, 32631660, 38070270, 45684324, 57105405, 76140540, 114210810, 228421620]

約数ペア:

[(1, 228421620), (2, 114210810), (3, 76140540), (4, 57105405), (5, 45684324), (6, 38070270), (7, 32631660), (9, 25380180), (10, 22842162), (12, 19035135), (14, 16315830), (15, 15228108), (18, 12690090), (20, 11421081), (21, 10877220), (27, 8460060), (28, 8157915), (30, 7614054), (35, 6526332), (36, 6345045), (42, 5438610), (45, 5076036), (54, 4230030), (60, 3807027), (63, 3625740), (70, 3263166), (81, 2820020), (84, 2719305), (90, 2538018), (105, 2175444), (108, 2115015), (126, 1812870), (135, 1692012), (140, 1631583), (162, 1410010), (180, 1269009), (189, 1208580), (210, 1087722), (252, 906435), (270, 846006), (315, 725148), (324, 705005), (378, 604290), (405, 564004), (420, 543861), (540, 423003), (567, 402860), (630, 362574), (756, 302145), (810, 282002), (945, 241716), (1134, 201430), (1260, 181287), (1620, 141001), (1890, 120858), (2268, 100715), (2835, 80572), (3780, 60429), (5670, 40286), (11340, 20143)]