123428256

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1427

約数の個数: 144

約数和(自身を含む): 397020960

約数和(自身を除く): 273592704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 49, 56, 57, 76, 84, 96, 98, 112, 114, 133, 147, 152, 168, 196, 224, 228, 266, 294, 304, 336, 392, 399, 456, 532, 588, 608, 672, 784, 798, 912, 931, 1064, 1176, 1381, 1568, 1596, 1824, 1862, 2128, 2352, 2762, 2793, 3192, 3724, 4143, 4256, 4704, 5524, 5586, 6384, 7448, 8286, 9667, 11048, 11172, 12768, 14896, 16572, 19334, 22096, 22344, 26239, 29001, 29792, 33144, 38668, 44192, 44688, 52478, 58002, 66288, 67669, 77336, 78717, 89376, 104956, 116004, 132576, 135338, 154672, 157434, 183673, 203007, 209912, 232008, 270676, 309344, 314868, 367346, 406014, 419824, 464016, 541352, 551019, 629736, 734692, 812028, 839648, 928032, 1082704, 1102038, 1259472, 1285711, 1469384, 1624056, 2165408, 2204076, 2518944, 2571422, 2938768, 3248112, 3857133, 4408152, 5142844, 5877536, 6496224, 7714266, 8816304, 10285688, 15428532, 17632608, 20571376, 30857064, 41142752, 61714128, 123428256]

約数ペア:

[(1, 123428256), (2, 61714128), (3, 41142752), (4, 30857064), (6, 20571376), (7, 17632608), (8, 15428532), (12, 10285688), (14, 8816304), (16, 7714266), (19, 6496224), (21, 5877536), (24, 5142844), (28, 4408152), (32, 3857133), (38, 3248112), (42, 2938768), (48, 2571422), (49, 2518944), (56, 2204076), (57, 2165408), (76, 1624056), (84, 1469384), (96, 1285711), (98, 1259472), (112, 1102038), (114, 1082704), (133, 928032), (147, 839648), (152, 812028), (168, 734692), (196, 629736), (224, 551019), (228, 541352), (266, 464016), (294, 419824), (304, 406014), (336, 367346), (392, 314868), (399, 309344), (456, 270676), (532, 232008), (588, 209912), (608, 203007), (672, 183673), (784, 157434), (798, 154672), (912, 135338), (931, 132576), (1064, 116004), (1176, 104956), (1381, 89376), (1568, 78717), (1596, 77336), (1824, 67669), (1862, 66288), (2128, 58002), (2352, 52478), (2762, 44688), (2793, 44192), (3192, 38668), (3724, 33144), (4143, 29792), (4256, 29001), (4704, 26239), (5524, 22344), (5586, 22096), (6384, 19334), (7448, 16572), (8286, 14896), (9667, 12768), (11048, 11172)]