15720510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:429

約数の個数: 64

約数和(自身を含む): 41041728

約数和(自身を除く): 25321218

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 173, 195, 233, 346, 390, 466, 519, 699, 865, 1038, 1165, 1398, 1730, 2249, 2330, 2595, 3029, 3495, 4498, 5190, 6058, 6747, 6990, 9087, 11245, 13494, 15145, 18174, 22490, 30290, 33735, 40309, 45435, 67470, 80618, 90870, 120927, 201545, 241854, 403090, 524017, 604635, 1048034, 1209270, 1572051, 2620085, 3144102, 5240170, 7860255, 15720510]

約数ペア:

[(1, 15720510), (2, 7860255), (3, 5240170), (5, 3144102), (6, 2620085), (10, 1572051), (13, 1209270), (15, 1048034), (26, 604635), (30, 524017), (39, 403090), (65, 241854), (78, 201545), (130, 120927), (173, 90870), (195, 80618), (233, 67470), (346, 45435), (390, 40309), (466, 33735), (519, 30290), (699, 22490), (865, 18174), (1038, 15145), (1165, 13494), (1398, 11245), (1730, 9087), (2249, 6990), (2330, 6747), (2595, 6058), (3029, 5190), (3495, 4498)]