154293160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{78721}}^1$

素因数の和:78746

約数の個数: 48

約数和(自身を含む): 403843860

約数和(自身を除く): 249550700

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 78721, 157442, 314884, 393605, 551047, 629768, 787210, 1102094, 1574420, 2204188, 2755235, 3148840, 3857329, 4408376, 5510470, 7714658, 11020940, 15429316, 19286645, 22041880, 30858632, 38573290, 77146580, 154293160]

約数ペア:

[(1, 154293160), (2, 77146580), (4, 38573290), (5, 30858632), (7, 22041880), (8, 19286645), (10, 15429316), (14, 11020940), (20, 7714658), (28, 5510470), (35, 4408376), (40, 3857329), (49, 3148840), (56, 2755235), (70, 2204188), (98, 1574420), (140, 1102094), (196, 787210), (245, 629768), (280, 551047), (392, 393605), (490, 314884), (980, 157442), (1960, 78721)]