314225920

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7919}}^1$

素因数の和:7971

約数の個数: 72

約数和(自身を含む): 777047040

約数和(自身を除く): 462821120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7919, 7936, 9920, 15838, 19840, 31676, 39595, 39680, 63352, 79190, 126704, 158380, 245489, 253408, 316760, 490978, 506816, 633520, 981956, 1013632, 1227445, 1267040, 1963912, 2027264, 2454890, 2534080, 3927824, 4909780, 5068160, 7855648, 9819560, 10136320, 15711296, 19639120, 31422592, 39278240, 62845184, 78556480, 157112960, 314225920]

約数ペア:

[(1, 314225920), (2, 157112960), (4, 78556480), (5, 62845184), (8, 39278240), (10, 31422592), (16, 19639120), (20, 15711296), (31, 10136320), (32, 9819560), (40, 7855648), (62, 5068160), (64, 4909780), (80, 3927824), (124, 2534080), (128, 2454890), (155, 2027264), (160, 1963912), (248, 1267040), (256, 1227445), (310, 1013632), (320, 981956), (496, 633520), (620, 506816), (640, 490978), (992, 316760), (1240, 253408), (1280, 245489), (1984, 158380), (2480, 126704), (3968, 79190), (4960, 63352), (7919, 39680), (7936, 39595), (9920, 31676), (15838, 19840)]