201814960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4283}}^1$

素因数の和:4346

約数の個数: 80

約数和(自身を含む): 509967360

約数和(自身を除く): 308152400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 2356, 2480, 2945, 4283, 4712, 5890, 8566, 9424, 11780, 17132, 21415, 23560, 34264, 42830, 47120, 68528, 81377, 85660, 132773, 162754, 171320, 265546, 325508, 342640, 406885, 531092, 651016, 663865, 813770, 1062184, 1302032, 1327730, 1627540, 2124368, 2522687, 2655460, 3255080, 5045374, 5310920, 6510160, 10090748, 10621840, 12613435, 20181496, 25226870, 40362992, 50453740, 100907480, 201814960]

約数ペア:

[(1, 201814960), (2, 100907480), (4, 50453740), (5, 40362992), (8, 25226870), (10, 20181496), (16, 12613435), (19, 10621840), (20, 10090748), (31, 6510160), (38, 5310920), (40, 5045374), (62, 3255080), (76, 2655460), (80, 2522687), (95, 2124368), (124, 1627540), (152, 1327730), (155, 1302032), (190, 1062184), (248, 813770), (304, 663865), (310, 651016), (380, 531092), (496, 406885), (589, 342640), (620, 325508), (760, 265546), (1178, 171320), (1240, 162754), (1520, 132773), (2356, 85660), (2480, 81377), (2945, 68528), (4283, 47120), (4712, 42830), (5890, 34264), (8566, 23560), (9424, 21415), (11780, 17132)]