400057008

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{823}}^1$

素因数の和:907

約数の個数: 160

約数和(自身を含む): 1201589760

約数和(自身を除く): 801532752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 41, 48, 52, 57, 76, 78, 82, 104, 114, 123, 152, 156, 164, 208, 228, 246, 247, 304, 312, 328, 456, 492, 494, 533, 624, 656, 741, 779, 823, 912, 984, 988, 1066, 1482, 1558, 1599, 1646, 1968, 1976, 2132, 2337, 2469, 2964, 3116, 3198, 3292, 3952, 4264, 4674, 4938, 5928, 6232, 6396, 6584, 8528, 9348, 9876, 10127, 10699, 11856, 12464, 12792, 13168, 15637, 18696, 19752, 20254, 21398, 25584, 30381, 31274, 32097, 33743, 37392, 39504, 40508, 42796, 46911, 60762, 62548, 64194, 67486, 81016, 85592, 93822, 101229, 121524, 125096, 128388, 134972, 162032, 171184, 187644, 202458, 203281, 243048, 250192, 256776, 269944, 375288, 404916, 406562, 438659, 486096, 513552, 539888, 609843, 641117, 750576, 809832, 813124, 877318, 1219686, 1282234, 1315977, 1619664, 1626248, 1754636, 1923351, 2439372, 2564468, 2631954, 3252496, 3509272, 3846702, 4878744, 5128936, 5263908, 7018544, 7693404, 8334521, 9757488, 10257872, 10527816, 15386808, 16669042, 21055632, 25003563, 30773616, 33338084, 50007126, 66676168, 100014252, 133352336, 200028504, 400057008]

約数ペア:

[(1, 400057008), (2, 200028504), (3, 133352336), (4, 100014252), (6, 66676168), (8, 50007126), (12, 33338084), (13, 30773616), (16, 25003563), (19, 21055632), (24, 16669042), (26, 15386808), (38, 10527816), (39, 10257872), (41, 9757488), (48, 8334521), (52, 7693404), (57, 7018544), (76, 5263908), (78, 5128936), (82, 4878744), (104, 3846702), (114, 3509272), (123, 3252496), (152, 2631954), (156, 2564468), (164, 2439372), (208, 1923351), (228, 1754636), (246, 1626248), (247, 1619664), (304, 1315977), (312, 1282234), (328, 1219686), (456, 877318), (492, 813124), (494, 809832), (533, 750576), (624, 641117), (656, 609843), (741, 539888), (779, 513552), (823, 486096), (912, 438659), (984, 406562), (988, 404916), (1066, 375288), (1482, 269944), (1558, 256776), (1599, 250192), (1646, 243048), (1968, 203281), (1976, 202458), (2132, 187644), (2337, 171184), (2469, 162032), (2964, 134972), (3116, 128388), (3198, 125096), (3292, 121524), (3952, 101229), (4264, 93822), (4674, 85592), (4938, 81016), (5928, 67486), (6232, 64194), (6396, 62548), (6584, 60762), (8528, 46911), (9348, 42796), (9876, 40508), (10127, 39504), (10699, 37392), (11856, 33743), (12464, 32097), (12792, 31274), (13168, 30381), (15637, 25584), (18696, 21398), (19752, 20254)]