649684620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277643}}^1$

素因数の和:277671

約数の個数: 72

約数和(自身を含む): 2122310736

約数和(自身を除く): 1472626116

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, 277643, 555286, 832929, 1110572, 1388215, 1665858, 2498787, 2776430, 3331716, 3609359, 4164645, 4997574, 5552860, 7218718, 8329290, 9995148, 10828077, 12493935, 14437436, 16658580, 18046795, 21656154, 24987870, 32484231, 36093590, 43312308, 49975740, 54140385, 64968462, 72187180, 108280770, 129936924, 162421155, 216561540, 324842310, 649684620]

約数ペア:

[(1, 649684620), (2, 324842310), (3, 216561540), (4, 162421155), (5, 129936924), (6, 108280770), (9, 72187180), (10, 64968462), (12, 54140385), (13, 49975740), (15, 43312308), (18, 36093590), (20, 32484231), (26, 24987870), (30, 21656154), (36, 18046795), (39, 16658580), (45, 14437436), (52, 12493935), (60, 10828077), (65, 9995148), (78, 8329290), (90, 7218718), (117, 5552860), (130, 4997574), (156, 4164645), (180, 3609359), (195, 3331716), (234, 2776430), (260, 2498787), (390, 1665858), (468, 1388215), (585, 1110572), (780, 832929), (1170, 555286), (2340, 277643)]