221356944

素因数分解:

$2^4\times 3^2\times {\mathrm{139}}^1\times {\mathrm{11059}}^1$

素因数の和:11212

約数の個数: 60

約数和(自身を含む): 624005200

約数和(自身を除く): 402648256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 139, 144, 278, 417, 556, 834, 1112, 1251, 1668, 2224, 2502, 3336, 5004, 6672, 10008, 11059, 20016, 22118, 33177, 44236, 66354, 88472, 99531, 132708, 176944, 199062, 265416, 398124, 530832, 796248, 1537201, 1592496, 3074402, 4611603, 6148804, 9223206, 12297608, 13834809, 18446412, 24595216, 27669618, 36892824, 55339236, 73785648, 110678472, 221356944]

約数ペア:

[(1, 221356944), (2, 110678472), (3, 73785648), (4, 55339236), (6, 36892824), (8, 27669618), (9, 24595216), (12, 18446412), (16, 13834809), (18, 12297608), (24, 9223206), (36, 6148804), (48, 4611603), (72, 3074402), (139, 1592496), (144, 1537201), (278, 796248), (417, 530832), (556, 398124), (834, 265416), (1112, 199062), (1251, 176944), (1668, 132708), (2224, 99531), (2502, 88472), (3336, 66354), (5004, 44236), (6672, 33177), (10008, 22118), (11059, 20016)]