1880075520

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{557}}^1$

素因数の和:877

約数の個数: 216

約数和(自身を含む): 6538784616

約数和(自身を除く): 4658709096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 293, 320, 360, 384, 480, 557, 576, 586, 640, 720, 768, 879, 960, 1114, 1152, 1172, 1280, 1440, 1465, 1671, 1758, 1920, 2228, 2304, 2344, 2637, 2785, 2880, 2930, 3342, 3516, 3840, 4395, 4456, 4688, 5013, 5274, 5570, 5760, 5860, 6684, 7032, 8355, 8790, 8912, 9376, 10026, 10548, 11140, 11520, 11720, 13185, 13368, 14064, 16710, 17580, 17824, 18752, 20052, 21096, 22280, 23440, 25065, 26370, 26736, 28128, 33420, 35160, 35648, 37504, 40104, 42192, 44560, 46880, 50130, 52740, 53472, 56256, 66840, 70320, 71296, 75008, 80208, 84384, 89120, 93760, 100260, 105480, 106944, 112512, 133680, 140640, 142592, 160416, 163201, 168768, 178240, 187520, 200520, 210960, 213888, 225024, 267360, 281280, 320832, 326402, 337536, 356480, 375040, 401040, 421920, 427776, 489603, 534720, 562560, 641664, 652804, 675072, 712960, 802080, 816005, 843840, 979206, 1069440, 1125120, 1283328, 1305608, 1468809, 1604160, 1632010, 1687680, 1958412, 2138880, 2448015, 2611216, 2937618, 3208320, 3264020, 3375360, 3916824, 4896030, 5222432, 5875236, 6416640, 6528040, 7344045, 7833648, 9792060, 10444864, 11750472, 13056080, 14688090, 15667296, 19584120, 20889728, 23500944, 26112160, 29376180, 31334592, 39168240, 41779456, 47001888, 52224320, 58752360, 62669184, 78336480, 94003776, 104448640, 117504720, 125338368, 156672960, 188007552, 208897280, 235009440, 313345920, 376015104, 470018880, 626691840, 940037760, 1880075520]

約数ペア:

[(1, 1880075520), (2, 940037760), (3, 626691840), (4, 470018880), (5, 376015104), (6, 313345920), (8, 235009440), (9, 208897280), (10, 188007552), (12, 156672960), (15, 125338368), (16, 117504720), (18, 104448640), (20, 94003776), (24, 78336480), (30, 62669184), (32, 58752360), (36, 52224320), (40, 47001888), (45, 41779456), (48, 39168240), (60, 31334592), (64, 29376180), (72, 26112160), (80, 23500944), (90, 20889728), (96, 19584120), (120, 15667296), (128, 14688090), (144, 13056080), (160, 11750472), (180, 10444864), (192, 9792060), (240, 7833648), (256, 7344045), (288, 6528040), (293, 6416640), (320, 5875236), (360, 5222432), (384, 4896030), (480, 3916824), (557, 3375360), (576, 3264020), (586, 3208320), (640, 2937618), (720, 2611216), (768, 2448015), (879, 2138880), (960, 1958412), (1114, 1687680), (1152, 1632010), (1172, 1604160), (1280, 1468809), (1440, 1305608), (1465, 1283328), (1671, 1125120), (1758, 1069440), (1920, 979206), (2228, 843840), (2304, 816005), (2344, 802080), (2637, 712960), (2785, 675072), (2880, 652804), (2930, 641664), (3342, 562560), (3516, 534720), (3840, 489603), (4395, 427776), (4456, 421920), (4688, 401040), (5013, 375040), (5274, 356480), (5570, 337536), (5760, 326402), (5860, 320832), (6684, 281280), (7032, 267360), (8355, 225024), (8790, 213888), (8912, 210960), (9376, 200520), (10026, 187520), (10548, 178240), (11140, 168768), (11520, 163201), (11720, 160416), (13185, 142592), (13368, 140640), (14064, 133680), (16710, 112512), (17580, 106944), (17824, 105480), (18752, 100260), (20052, 93760), (21096, 89120), (22280, 84384), (23440, 80208), (25065, 75008), (26370, 71296), (26736, 70320), (28128, 66840), (33420, 56256), (35160, 53472), (35648, 52740), (37504, 50130), (40104, 46880), (42192, 44560)]