308979540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{10531}}^1$

素因数の和:10709

約数の個数: 72

約数和(自身を含む): 943077408

約数和(自身を除く): 634097868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1467, 1630, 1956, 2445, 2934, 3260, 4890, 5868, 7335, 9780, 10531, 14670, 21062, 29340, 31593, 42124, 52655, 63186, 94779, 105310, 126372, 157965, 189558, 210620, 315930, 379116, 473895, 631860, 947790, 1716553, 1895580, 3433106, 5149659, 6866212, 8582765, 10299318, 15448977, 17165530, 20598636, 25748295, 30897954, 34331060, 51496590, 61795908, 77244885, 102993180, 154489770, 308979540]

約数ペア:

[(1, 308979540), (2, 154489770), (3, 102993180), (4, 77244885), (5, 61795908), (6, 51496590), (9, 34331060), (10, 30897954), (12, 25748295), (15, 20598636), (18, 17165530), (20, 15448977), (30, 10299318), (36, 8582765), (45, 6866212), (60, 5149659), (90, 3433106), (163, 1895580), (180, 1716553), (326, 947790), (489, 631860), (652, 473895), (815, 379116), (978, 315930), (1467, 210620), (1630, 189558), (1956, 157965), (2445, 126372), (2934, 105310), (3260, 94779), (4890, 63186), (5868, 52655), (7335, 42124), (9780, 31593), (10531, 29340), (14670, 21062)]