181376208

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 180

約数和(自身を含む): 570817260

約数和(自身を除く): 389441052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 36, 39, 48, 52, 58, 72, 78, 87, 104, 116, 117, 144, 156, 169, 174, 208, 232, 234, 257, 261, 312, 338, 348, 377, 464, 468, 507, 514, 522, 624, 676, 696, 754, 771, 936, 1014, 1028, 1044, 1131, 1352, 1392, 1508, 1521, 1542, 1872, 2028, 2056, 2088, 2262, 2313, 2704, 3016, 3042, 3084, 3341, 3393, 4056, 4112, 4176, 4524, 4626, 4901, 6032, 6084, 6168, 6682, 6786, 7453, 8112, 9048, 9252, 9802, 10023, 12168, 12336, 13364, 13572, 14703, 14906, 18096, 18504, 19604, 20046, 22359, 24336, 26728, 27144, 29406, 29812, 30069, 37008, 39208, 40092, 43433, 44109, 44718, 53456, 54288, 58812, 59624, 60138, 67077, 78416, 80184, 86866, 88218, 89436, 96889, 117624, 119248, 120276, 130299, 134154, 160368, 173732, 176436, 178872, 193778, 235248, 240552, 260598, 268308, 290667, 347464, 352872, 357744, 387556, 390897, 481104, 521196, 536616, 581334, 694928, 705744, 775112, 781794, 872001, 1042392, 1073232, 1162668, 1259557, 1550224, 1563588, 1744002, 2084784, 2325336, 2519114, 3127176, 3488004, 3778671, 4650672, 5038228, 6254352, 6976008, 7557342, 10076456, 11336013, 13952016, 15114684, 20152912, 22672026, 30229368, 45344052, 60458736, 90688104, 181376208]

約数ペア:

[(1, 181376208), (2, 90688104), (3, 60458736), (4, 45344052), (6, 30229368), (8, 22672026), (9, 20152912), (12, 15114684), (13, 13952016), (16, 11336013), (18, 10076456), (24, 7557342), (26, 6976008), (29, 6254352), (36, 5038228), (39, 4650672), (48, 3778671), (52, 3488004), (58, 3127176), (72, 2519114), (78, 2325336), (87, 2084784), (104, 1744002), (116, 1563588), (117, 1550224), (144, 1259557), (156, 1162668), (169, 1073232), (174, 1042392), (208, 872001), (232, 781794), (234, 775112), (257, 705744), (261, 694928), (312, 581334), (338, 536616), (348, 521196), (377, 481104), (464, 390897), (468, 387556), (507, 357744), (514, 352872), (522, 347464), (624, 290667), (676, 268308), (696, 260598), (754, 240552), (771, 235248), (936, 193778), (1014, 178872), (1028, 176436), (1044, 173732), (1131, 160368), (1352, 134154), (1392, 130299), (1508, 120276), (1521, 119248), (1542, 117624), (1872, 96889), (2028, 89436), (2056, 88218), (2088, 86866), (2262, 80184), (2313, 78416), (2704, 67077), (3016, 60138), (3042, 59624), (3084, 58812), (3341, 54288), (3393, 53456), (4056, 44718), (4112, 44109), (4176, 43433), (4524, 40092), (4626, 39208), (4901, 37008), (6032, 30069), (6084, 29812), (6168, 29406), (6682, 27144), (6786, 26728), (7453, 24336), (8112, 22359), (9048, 20046), (9252, 19604), (9802, 18504), (10023, 18096), (12168, 14906), (12336, 14703), (13364, 13572)]