221997960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{5987}}^1$

素因数の和:6107

約数の個数: 96

約数和(自身を含む): 728619840

約数和(自身を除く): 506621880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 103, 120, 180, 206, 309, 360, 412, 515, 618, 824, 927, 1030, 1236, 1545, 1854, 2060, 2472, 3090, 3708, 4120, 4635, 5987, 6180, 7416, 9270, 11974, 12360, 17961, 18540, 23948, 29935, 35922, 37080, 47896, 53883, 59870, 71844, 89805, 107766, 119740, 143688, 179610, 215532, 239480, 269415, 359220, 431064, 538830, 616661, 718440, 1077660, 1233322, 1849983, 2155320, 2466644, 3083305, 3699966, 4933288, 5549949, 6166610, 7399932, 9249915, 11099898, 12333220, 14799864, 18499830, 22199796, 24666440, 27749745, 36999660, 44399592, 55499490, 73999320, 110998980, 221997960]

約数ペア:

[(1, 221997960), (2, 110998980), (3, 73999320), (4, 55499490), (5, 44399592), (6, 36999660), (8, 27749745), (9, 24666440), (10, 22199796), (12, 18499830), (15, 14799864), (18, 12333220), (20, 11099898), (24, 9249915), (30, 7399932), (36, 6166610), (40, 5549949), (45, 4933288), (60, 3699966), (72, 3083305), (90, 2466644), (103, 2155320), (120, 1849983), (180, 1233322), (206, 1077660), (309, 718440), (360, 616661), (412, 538830), (515, 431064), (618, 359220), (824, 269415), (927, 239480), (1030, 215532), (1236, 179610), (1545, 143688), (1854, 119740), (2060, 107766), (2472, 89805), (3090, 71844), (3708, 59870), (4120, 53883), (4635, 47896), (5987, 37080), (6180, 35922), (7416, 29935), (9270, 23948), (11974, 18540), (12360, 17961)]