423729540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181081}}^1$

素因数の和:181109

約数の個数: 72

約数和(自身を含む): 1384190808

約数和(自身を除く): 960461268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 181081, 362162, 543243, 724324, 905405, 1086486, 1629729, 1810810, 2172972, 2354053, 2716215, 3259458, 3621620, 4708106, 5432430, 6518916, 7062159, 8148645, 9416212, 10864860, 11770265, 14124318, 16297290, 21186477, 23540530, 28248636, 32594580, 35310795, 42372954, 47081060, 70621590, 84745908, 105932385, 141243180, 211864770, 423729540]

約数ペア:

[(1, 423729540), (2, 211864770), (3, 141243180), (4, 105932385), (5, 84745908), (6, 70621590), (9, 47081060), (10, 42372954), (12, 35310795), (13, 32594580), (15, 28248636), (18, 23540530), (20, 21186477), (26, 16297290), (30, 14124318), (36, 11770265), (39, 10864860), (45, 9416212), (52, 8148645), (60, 7062159), (65, 6518916), (78, 5432430), (90, 4708106), (117, 3621620), (130, 3259458), (156, 2716215), (180, 2354053), (195, 2172972), (234, 1810810), (260, 1629729), (390, 1086486), (468, 905405), (585, 724324), (780, 543243), (1170, 362162), (2340, 181081)]