164441360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1087}}^1$

素因数の和:1192

約数の個数: 80

約数和(自身を含む): 401498112

約数和(自身を除く): 237056752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 244, 248, 305, 310, 488, 496, 610, 620, 976, 1087, 1220, 1240, 1891, 2174, 2440, 2480, 3782, 4348, 4880, 5435, 7564, 8696, 9455, 10870, 15128, 17392, 18910, 21740, 30256, 33697, 37820, 43480, 66307, 67394, 75640, 86960, 132614, 134788, 151280, 168485, 265228, 269576, 331535, 336970, 530456, 539152, 663070, 673940, 1060912, 1326140, 1347880, 2055517, 2652280, 2695760, 4111034, 5304560, 8222068, 10277585, 16444136, 20555170, 32888272, 41110340, 82220680, 164441360]

約数ペア:

[(1, 164441360), (2, 82220680), (4, 41110340), (5, 32888272), (8, 20555170), (10, 16444136), (16, 10277585), (20, 8222068), (31, 5304560), (40, 4111034), (61, 2695760), (62, 2652280), (80, 2055517), (122, 1347880), (124, 1326140), (155, 1060912), (244, 673940), (248, 663070), (305, 539152), (310, 530456), (488, 336970), (496, 331535), (610, 269576), (620, 265228), (976, 168485), (1087, 151280), (1220, 134788), (1240, 132614), (1891, 86960), (2174, 75640), (2440, 67394), (2480, 66307), (3782, 43480), (4348, 37820), (4880, 33697), (5435, 30256), (7564, 21740), (8696, 18910), (9455, 17392), (10870, 15128)]