15000830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 31570560

約数和(自身を除く): 16569730

約数列:

[1, 2, 5, 10, 13, 23, 26, 29, 46, 58, 65, 115, 130, 145, 173, 230, 290, 299, 346, 377, 598, 667, 754, 865, 1334, 1495, 1730, 1885, 2249, 2990, 3335, 3770, 3979, 4498, 5017, 6670, 7958, 8671, 10034, 11245, 17342, 19895, 22490, 25085, 39790, 43355, 50170, 51727, 65221, 86710, 103454, 115391, 130442, 230782, 258635, 326105, 517270, 576955, 652210, 1153910, 1500083, 3000166, 7500415, 15000830]

約数ペア:

[(1, 15000830), (2, 7500415), (5, 3000166), (10, 1500083), (13, 1153910), (23, 652210), (26, 576955), (29, 517270), (46, 326105), (58, 258635), (65, 230782), (115, 130442), (130, 115391), (145, 103454), (173, 86710), (230, 65221), (290, 51727), (299, 50170), (346, 43355), (377, 39790), (598, 25085), (667, 22490), (754, 19895), (865, 17342), (1334, 11245), (1495, 10034), (1730, 8671), (1885, 7958), (2249, 6670), (2990, 5017), (3335, 4498), (3770, 3979)]