390370890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{142993}}^1$

素因数の和:143023

約数の個数: 64

約数和(自身を含む): 1153103616

約数和(自身を除く): 762732726

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 142993, 285986, 428979, 714965, 857958, 1000951, 1429930, 1858909, 2001902, 2144895, 3002853, 3717818, 4289790, 5004755, 5576727, 6005706, 9294545, 10009510, 11153454, 13012363, 15014265, 18589090, 26024726, 27883635, 30028530, 39037089, 55767270, 65061815, 78074178, 130123630, 195185445, 390370890]

約数ペア:

[(1, 390370890), (2, 195185445), (3, 130123630), (5, 78074178), (6, 65061815), (7, 55767270), (10, 39037089), (13, 30028530), (14, 27883635), (15, 26024726), (21, 18589090), (26, 15014265), (30, 13012363), (35, 11153454), (39, 10009510), (42, 9294545), (65, 6005706), (70, 5576727), (78, 5004755), (91, 4289790), (105, 3717818), (130, 3002853), (182, 2144895), (195, 2001902), (210, 1858909), (273, 1429930), (390, 1000951), (455, 857958), (546, 714965), (910, 428979), (1365, 285986), (2730, 142993)]