1805980640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:281

約数の個数: 192

約数和(自身を含む): 4607705088

約数和(自身を除く): 2801724448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 61, 62, 80, 94, 122, 124, 127, 155, 160, 188, 235, 244, 248, 254, 305, 310, 376, 470, 488, 496, 508, 610, 620, 635, 752, 940, 976, 992, 1016, 1220, 1240, 1270, 1457, 1504, 1880, 1891, 1952, 2032, 2440, 2480, 2540, 2867, 2914, 3760, 3782, 3937, 4064, 4880, 4960, 5080, 5734, 5828, 5969, 7285, 7520, 7564, 7747, 7874, 9455, 9760, 10160, 11468, 11656, 11938, 14335, 14570, 15128, 15494, 15748, 18910, 19685, 20320, 22936, 23312, 23876, 28670, 29140, 29845, 30256, 30988, 31496, 37820, 38735, 39370, 45872, 46624, 47752, 57340, 58280, 59690, 60512, 61976, 62992, 75640, 77470, 78740, 88877, 91744, 95504, 114680, 116560, 119380, 123952, 125984, 151280, 154940, 157480, 177754, 185039, 191008, 229360, 233120, 238760, 240157, 247904, 302560, 309880, 314960, 355508, 364109, 370078, 444385, 458720, 477520, 480314, 619760, 629920, 711016, 728218, 740156, 888770, 925195, 955040, 960628, 1200785, 1239520, 1422032, 1456436, 1480312, 1777540, 1820545, 1850390, 1921256, 2401570, 2844064, 2912872, 2960624, 3555080, 3641090, 3700780, 3842512, 4803140, 5825744, 5921248, 7110160, 7282180, 7401560, 7685024, 9606280, 11287379, 11651488, 14220320, 14564360, 14803120, 19212560, 22574758, 29128720, 29606240, 38425120, 45149516, 56436895, 58257440, 90299032, 112873790, 180598064, 225747580, 361196128, 451495160, 902990320, 1805980640]

約数ペア:

[(1, 1805980640), (2, 902990320), (4, 451495160), (5, 361196128), (8, 225747580), (10, 180598064), (16, 112873790), (20, 90299032), (31, 58257440), (32, 56436895), (40, 45149516), (47, 38425120), (61, 29606240), (62, 29128720), (80, 22574758), (94, 19212560), (122, 14803120), (124, 14564360), (127, 14220320), (155, 11651488), (160, 11287379), (188, 9606280), (235, 7685024), (244, 7401560), (248, 7282180), (254, 7110160), (305, 5921248), (310, 5825744), (376, 4803140), (470, 3842512), (488, 3700780), (496, 3641090), (508, 3555080), (610, 2960624), (620, 2912872), (635, 2844064), (752, 2401570), (940, 1921256), (976, 1850390), (992, 1820545), (1016, 1777540), (1220, 1480312), (1240, 1456436), (1270, 1422032), (1457, 1239520), (1504, 1200785), (1880, 960628), (1891, 955040), (1952, 925195), (2032, 888770), (2440, 740156), (2480, 728218), (2540, 711016), (2867, 629920), (2914, 619760), (3760, 480314), (3782, 477520), (3937, 458720), (4064, 444385), (4880, 370078), (4960, 364109), (5080, 355508), (5734, 314960), (5828, 309880), (5969, 302560), (7285, 247904), (7520, 240157), (7564, 238760), (7747, 233120), (7874, 229360), (9455, 191008), (9760, 185039), (10160, 177754), (11468, 157480), (11656, 154940), (11938, 151280), (14335, 125984), (14570, 123952), (15128, 119380), (15494, 116560), (15748, 114680), (18910, 95504), (19685, 91744), (20320, 88877), (22936, 78740), (23312, 77470), (23876, 75640), (28670, 62992), (29140, 61976), (29845, 60512), (30256, 59690), (30988, 58280), (31496, 57340), (37820, 47752), (38735, 46624), (39370, 45872)]