87780456

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:400

約数の個数: 128

約数和(自身を含む): 261072000

約数和(自身を除く): 173291544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 73, 76, 108, 114, 146, 152, 171, 216, 219, 228, 292, 293, 342, 438, 456, 513, 584, 586, 657, 684, 876, 879, 1026, 1172, 1314, 1368, 1387, 1752, 1758, 1971, 2052, 2344, 2628, 2637, 2774, 3516, 3942, 4104, 4161, 5256, 5274, 5548, 5567, 7032, 7884, 7911, 8322, 10548, 11096, 11134, 12483, 15768, 15822, 16644, 16701, 21096, 21389, 22268, 24966, 31644, 33288, 33402, 37449, 42778, 44536, 49932, 50103, 63288, 64167, 66804, 74898, 85556, 99864, 100206, 128334, 133608, 149796, 150309, 171112, 192501, 200412, 256668, 299592, 300618, 385002, 400824, 406391, 513336, 577503, 601236, 770004, 812782, 1155006, 1202472, 1219173, 1540008, 1625564, 2310012, 2438346, 3251128, 3657519, 4620024, 4876692, 7315038, 9753384, 10972557, 14630076, 21945114, 29260152, 43890228, 87780456]

約数ペア:

[(1, 87780456), (2, 43890228), (3, 29260152), (4, 21945114), (6, 14630076), (8, 10972557), (9, 9753384), (12, 7315038), (18, 4876692), (19, 4620024), (24, 3657519), (27, 3251128), (36, 2438346), (38, 2310012), (54, 1625564), (57, 1540008), (72, 1219173), (73, 1202472), (76, 1155006), (108, 812782), (114, 770004), (146, 601236), (152, 577503), (171, 513336), (216, 406391), (219, 400824), (228, 385002), (292, 300618), (293, 299592), (342, 256668), (438, 200412), (456, 192501), (513, 171112), (584, 150309), (586, 149796), (657, 133608), (684, 128334), (876, 100206), (879, 99864), (1026, 85556), (1172, 74898), (1314, 66804), (1368, 64167), (1387, 63288), (1752, 50103), (1758, 49932), (1971, 44536), (2052, 42778), (2344, 37449), (2628, 33402), (2637, 33288), (2774, 31644), (3516, 24966), (3942, 22268), (4104, 21389), (4161, 21096), (5256, 16701), (5274, 16644), (5548, 15822), (5567, 15768), (7032, 12483), (7884, 11134), (7911, 11096), (8322, 10548)]