1977205680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{11587}}^1$

素因数の和:11688

約数の個数: 160

約数和(自身を含む): 6897177600

約数和(自身を除く): 4919971920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 79, 80, 90, 108, 120, 135, 144, 158, 180, 216, 237, 240, 270, 316, 360, 395, 432, 474, 540, 632, 711, 720, 790, 948, 1080, 1185, 1264, 1422, 1580, 1896, 2133, 2160, 2370, 2844, 3160, 3555, 3792, 4266, 4740, 5688, 6320, 7110, 8532, 9480, 10665, 11376, 11587, 14220, 17064, 18960, 21330, 23174, 28440, 34128, 34761, 42660, 46348, 56880, 57935, 69522, 85320, 92696, 104283, 115870, 139044, 170640, 173805, 185392, 208566, 231740, 278088, 312849, 347610, 417132, 463480, 521415, 556176, 625698, 695220, 834264, 915373, 926960, 1042830, 1251396, 1390440, 1564245, 1668528, 1830746, 2085660, 2502792, 2746119, 2780880, 3128490, 3661492, 4171320, 4576865, 5005584, 5492238, 6256980, 7322984, 8238357, 8342640, 9153730, 10984476, 12513960, 13730595, 14645968, 16476714, 18307460, 21968952, 24715071, 25027920, 27461190, 32953428, 36614920, 41191785, 43937904, 49430142, 54922380, 65906856, 73229840, 82383570, 98860284, 109844760, 123575355, 131813712, 164767140, 197720568, 219689520, 247150710, 329534280, 395441136, 494301420, 659068560, 988602840, 1977205680]

約数ペア:

[(1, 1977205680), (2, 988602840), (3, 659068560), (4, 494301420), (5, 395441136), (6, 329534280), (8, 247150710), (9, 219689520), (10, 197720568), (12, 164767140), (15, 131813712), (16, 123575355), (18, 109844760), (20, 98860284), (24, 82383570), (27, 73229840), (30, 65906856), (36, 54922380), (40, 49430142), (45, 43937904), (48, 41191785), (54, 36614920), (60, 32953428), (72, 27461190), (79, 25027920), (80, 24715071), (90, 21968952), (108, 18307460), (120, 16476714), (135, 14645968), (144, 13730595), (158, 12513960), (180, 10984476), (216, 9153730), (237, 8342640), (240, 8238357), (270, 7322984), (316, 6256980), (360, 5492238), (395, 5005584), (432, 4576865), (474, 4171320), (540, 3661492), (632, 3128490), (711, 2780880), (720, 2746119), (790, 2502792), (948, 2085660), (1080, 1830746), (1185, 1668528), (1264, 1564245), (1422, 1390440), (1580, 1251396), (1896, 1042830), (2133, 926960), (2160, 915373), (2370, 834264), (2844, 695220), (3160, 625698), (3555, 556176), (3792, 521415), (4266, 463480), (4740, 417132), (5688, 347610), (6320, 312849), (7110, 278088), (8532, 231740), (9480, 208566), (10665, 185392), (11376, 173805), (11587, 170640), (14220, 139044), (17064, 115870), (18960, 104283), (21330, 92696), (23174, 85320), (28440, 69522), (34128, 57935), (34761, 56880), (42660, 46348)]