51220960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 192

約数和(自身を含む): 152409600

約数和(自身を除く): 101188640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 29, 32, 35, 38, 40, 56, 58, 70, 76, 80, 83, 95, 112, 116, 133, 140, 145, 152, 160, 166, 190, 203, 224, 232, 266, 280, 290, 304, 332, 380, 406, 415, 464, 532, 551, 560, 580, 581, 608, 664, 665, 760, 812, 830, 928, 1015, 1064, 1102, 1120, 1160, 1162, 1328, 1330, 1520, 1577, 1624, 1660, 2030, 2128, 2204, 2320, 2324, 2407, 2656, 2660, 2755, 2905, 3040, 3154, 3248, 3320, 3857, 4060, 4256, 4408, 4640, 4648, 4814, 5320, 5510, 5810, 6308, 6496, 6640, 7714, 7885, 8120, 8816, 9296, 9628, 10640, 11020, 11039, 11620, 12035, 12616, 13280, 15428, 15770, 16240, 16849, 17632, 18592, 19256, 19285, 21280, 22040, 22078, 23240, 24070, 25232, 30856, 31540, 32480, 33698, 38512, 38570, 44080, 44156, 45733, 46480, 48140, 50464, 55195, 61712, 63080, 67396, 77024, 77140, 84245, 88160, 88312, 91466, 92960, 96280, 110390, 123424, 126160, 134792, 154280, 168490, 176624, 182932, 192560, 220780, 228665, 252320, 269584, 308560, 320131, 336980, 353248, 365864, 385120, 441560, 457330, 539168, 617120, 640262, 673960, 731728, 883120, 914660, 1280524, 1347920, 1463456, 1600655, 1766240, 1829320, 2561048, 2695840, 3201310, 3658640, 5122096, 6402620, 7317280, 10244192, 12805240, 25610480, 51220960]

約数ペア:

[(1, 51220960), (2, 25610480), (4, 12805240), (5, 10244192), (7, 7317280), (8, 6402620), (10, 5122096), (14, 3658640), (16, 3201310), (19, 2695840), (20, 2561048), (28, 1829320), (29, 1766240), (32, 1600655), (35, 1463456), (38, 1347920), (40, 1280524), (56, 914660), (58, 883120), (70, 731728), (76, 673960), (80, 640262), (83, 617120), (95, 539168), (112, 457330), (116, 441560), (133, 385120), (140, 365864), (145, 353248), (152, 336980), (160, 320131), (166, 308560), (190, 269584), (203, 252320), (224, 228665), (232, 220780), (266, 192560), (280, 182932), (290, 176624), (304, 168490), (332, 154280), (380, 134792), (406, 126160), (415, 123424), (464, 110390), (532, 96280), (551, 92960), (560, 91466), (580, 88312), (581, 88160), (608, 84245), (664, 77140), (665, 77024), (760, 67396), (812, 63080), (830, 61712), (928, 55195), (1015, 50464), (1064, 48140), (1102, 46480), (1120, 45733), (1160, 44156), (1162, 44080), (1328, 38570), (1330, 38512), (1520, 33698), (1577, 32480), (1624, 31540), (1660, 30856), (2030, 25232), (2128, 24070), (2204, 23240), (2320, 22078), (2324, 22040), (2407, 21280), (2656, 19285), (2660, 19256), (2755, 18592), (2905, 17632), (3040, 16849), (3154, 16240), (3248, 15770), (3320, 15428), (3857, 13280), (4060, 12616), (4256, 12035), (4408, 11620), (4640, 11039), (4648, 11020), (4814, 10640), (5320, 9628), (5510, 9296), (5810, 8816), (6308, 8120), (6496, 7885), (6640, 7714)]