378861444

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 1097066880

約数和(自身を除く): 718205436

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 137, 156, 171, 228, 234, 247, 274, 311, 342, 411, 468, 494, 548, 622, 684, 741, 822, 933, 988, 1233, 1244, 1482, 1644, 1781, 1866, 2223, 2466, 2603, 2799, 2964, 3562, 3732, 4043, 4446, 4932, 5206, 5343, 5598, 5909, 7124, 7809, 8086, 8892, 10412, 10686, 11196, 11818, 12129, 15618, 16029, 16172, 17727, 21372, 23427, 23636, 24258, 31236, 32058, 33839, 35454, 36387, 42607, 46854, 48516, 53181, 64116, 67678, 70908, 72774, 76817, 85214, 93708, 101517, 106362, 127821, 135356, 145548, 153634, 170428, 203034, 212724, 230451, 255642, 304551, 307268, 383463, 406068, 460902, 511284, 553891, 609102, 691353, 766926, 809533, 921804, 1107782, 1218204, 1382706, 1533852, 1619066, 1661673, 2215564, 2428599, 2765412, 3238132, 3323346, 4857198, 4985019, 6646692, 7285797, 9714396, 9970038, 10523929, 14571594, 19940076, 21047858, 29143188, 31571787, 42095716, 63143574, 94715361, 126287148, 189430722, 378861444]

約数ペア:

[(1, 378861444), (2, 189430722), (3, 126287148), (4, 94715361), (6, 63143574), (9, 42095716), (12, 31571787), (13, 29143188), (18, 21047858), (19, 19940076), (26, 14571594), (36, 10523929), (38, 9970038), (39, 9714396), (52, 7285797), (57, 6646692), (76, 4985019), (78, 4857198), (114, 3323346), (117, 3238132), (137, 2765412), (156, 2428599), (171, 2215564), (228, 1661673), (234, 1619066), (247, 1533852), (274, 1382706), (311, 1218204), (342, 1107782), (411, 921804), (468, 809533), (494, 766926), (548, 691353), (622, 609102), (684, 553891), (741, 511284), (822, 460902), (933, 406068), (988, 383463), (1233, 307268), (1244, 304551), (1482, 255642), (1644, 230451), (1781, 212724), (1866, 203034), (2223, 170428), (2466, 153634), (2603, 145548), (2799, 135356), (2964, 127821), (3562, 106362), (3732, 101517), (4043, 93708), (4446, 85214), (4932, 76817), (5206, 72774), (5343, 70908), (5598, 67678), (5909, 64116), (7124, 53181), (7809, 48516), (8086, 46854), (8892, 42607), (10412, 36387), (10686, 35454), (11196, 33839), (11818, 32058), (12129, 31236), (15618, 24258), (16029, 23636), (16172, 23427), (17727, 21372)]