398921310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{383}}^1$

素因数の和:630

約数の個数: 96

約数和(自身を含む): 1061019648

約数和(自身を除く): 662098338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 163, 213, 326, 355, 383, 426, 489, 639, 710, 766, 815, 978, 1065, 1149, 1278, 1467, 1630, 1915, 2130, 2298, 2445, 2934, 3195, 3447, 3830, 4890, 5745, 6390, 6894, 7335, 11490, 11573, 14670, 17235, 23146, 27193, 34470, 34719, 54386, 57865, 62429, 69438, 81579, 104157, 115730, 124858, 135965, 163158, 173595, 187287, 208314, 244737, 271930, 312145, 347190, 374574, 407895, 489474, 520785, 561861, 624290, 815790, 936435, 1041570, 1123722, 1223685, 1872870, 2447370, 2809305, 4432459, 5618610, 8864918, 13297377, 22162295, 26594754, 39892131, 44324590, 66486885, 79784262, 132973770, 199460655, 398921310]

約数ペア:

[(1, 398921310), (2, 199460655), (3, 132973770), (5, 79784262), (6, 66486885), (9, 44324590), (10, 39892131), (15, 26594754), (18, 22162295), (30, 13297377), (45, 8864918), (71, 5618610), (90, 4432459), (142, 2809305), (163, 2447370), (213, 1872870), (326, 1223685), (355, 1123722), (383, 1041570), (426, 936435), (489, 815790), (639, 624290), (710, 561861), (766, 520785), (815, 489474), (978, 407895), (1065, 374574), (1149, 347190), (1278, 312145), (1467, 271930), (1630, 244737), (1915, 208314), (2130, 187287), (2298, 173595), (2445, 163158), (2934, 135965), (3195, 124858), (3447, 115730), (3830, 104157), (4890, 81579), (5745, 69438), (6390, 62429), (6894, 57865), (7335, 54386), (11490, 34719), (11573, 34470), (14670, 27193), (17235, 23146)]