131616040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 337478400

約数和(自身を除く): 205862360

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 61, 68, 76, 85, 95, 122, 136, 152, 167, 170, 190, 244, 305, 323, 334, 340, 380, 488, 610, 646, 668, 680, 760, 835, 1037, 1159, 1220, 1292, 1336, 1615, 1670, 2074, 2318, 2440, 2584, 2839, 3173, 3230, 3340, 4148, 4636, 5185, 5678, 5795, 6346, 6460, 6680, 8296, 9272, 10187, 10370, 11356, 11590, 12692, 12920, 14195, 15865, 19703, 20374, 20740, 22712, 23180, 25384, 28390, 31730, 39406, 40748, 41480, 46360, 50935, 53941, 56780, 63460, 78812, 81496, 98515, 101870, 107882, 113560, 126920, 157624, 173179, 193553, 197030, 203740, 215764, 269705, 346358, 387106, 394060, 407480, 431528, 539410, 692716, 774212, 788120, 865895, 967765, 1078820, 1385432, 1548424, 1731790, 1935530, 2157640, 3290401, 3463580, 3871060, 6580802, 6927160, 7742120, 13161604, 16452005, 26323208, 32904010, 65808020, 131616040]

約数ペア:

[(1, 131616040), (2, 65808020), (4, 32904010), (5, 26323208), (8, 16452005), (10, 13161604), (17, 7742120), (19, 6927160), (20, 6580802), (34, 3871060), (38, 3463580), (40, 3290401), (61, 2157640), (68, 1935530), (76, 1731790), (85, 1548424), (95, 1385432), (122, 1078820), (136, 967765), (152, 865895), (167, 788120), (170, 774212), (190, 692716), (244, 539410), (305, 431528), (323, 407480), (334, 394060), (340, 387106), (380, 346358), (488, 269705), (610, 215764), (646, 203740), (668, 197030), (680, 193553), (760, 173179), (835, 157624), (1037, 126920), (1159, 113560), (1220, 107882), (1292, 101870), (1336, 98515), (1615, 81496), (1670, 78812), (2074, 63460), (2318, 56780), (2440, 53941), (2584, 50935), (2839, 46360), (3173, 41480), (3230, 40748), (3340, 39406), (4148, 31730), (4636, 28390), (5185, 25384), (5678, 23180), (5795, 22712), (6346, 20740), (6460, 20374), (6680, 19703), (8296, 15865), (9272, 14195), (10187, 12920), (10370, 12692), (11356, 11590)]