8728042008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{12959}}^1$

素因数の和:13205

約数の個数: 128

約数和(自身を含む): 26376192000

約数和(自身を除く): 17648149992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 211, 228, 266, 399, 422, 456, 532, 633, 798, 844, 1064, 1266, 1477, 1596, 1688, 2532, 2954, 3192, 4009, 4431, 5064, 5908, 8018, 8862, 11816, 12027, 12959, 16036, 17724, 24054, 25918, 28063, 32072, 35448, 38877, 48108, 51836, 56126, 77754, 84189, 90713, 96216, 103672, 112252, 155508, 168378, 181426, 224504, 246221, 272139, 311016, 336756, 362852, 492442, 544278, 673512, 725704, 738663, 984884, 1088556, 1477326, 1723547, 1969768, 2177112, 2734349, 2954652, 3447094, 5170641, 5468698, 5909304, 6894188, 8203047, 10341282, 10937396, 13788376, 16406094, 19140443, 20682564, 21874792, 32812188, 38280886, 41365128, 51952631, 57421329, 65624376, 76561772, 103905262, 114842658, 153123544, 155857893, 207810524, 229685316, 311715786, 363668417, 415621048, 459370632, 623431572, 727336834, 1091005251, 1246863144, 1454673668, 2182010502, 2909347336, 4364021004, 8728042008]

約数ペア:

[(1, 8728042008), (2, 4364021004), (3, 2909347336), (4, 2182010502), (6, 1454673668), (7, 1246863144), (8, 1091005251), (12, 727336834), (14, 623431572), (19, 459370632), (21, 415621048), (24, 363668417), (28, 311715786), (38, 229685316), (42, 207810524), (56, 155857893), (57, 153123544), (76, 114842658), (84, 103905262), (114, 76561772), (133, 65624376), (152, 57421329), (168, 51952631), (211, 41365128), (228, 38280886), (266, 32812188), (399, 21874792), (422, 20682564), (456, 19140443), (532, 16406094), (633, 13788376), (798, 10937396), (844, 10341282), (1064, 8203047), (1266, 6894188), (1477, 5909304), (1596, 5468698), (1688, 5170641), (2532, 3447094), (2954, 2954652), (3192, 2734349), (4009, 2177112), (4431, 1969768), (5064, 1723547), (5908, 1477326), (8018, 1088556), (8862, 984884), (11816, 738663), (12027, 725704), (12959, 673512), (16036, 544278), (17724, 492442), (24054, 362852), (25918, 336756), (28063, 311016), (32072, 272139), (35448, 246221), (38877, 224504), (48108, 181426), (51836, 168378), (56126, 155508), (77754, 112252), (84189, 103672), (90713, 96216)]