1780493040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{829}}^1$

素因数の和:1024

約数の個数: 240

約数和(自身を含む): 6341930400

約数和(自身を除く): 4561437360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 157, 171, 180, 190, 228, 240, 285, 304, 314, 342, 360, 380, 456, 471, 570, 628, 684, 720, 760, 785, 829, 855, 912, 942, 1140, 1256, 1368, 1413, 1520, 1570, 1658, 1710, 1884, 2280, 2355, 2487, 2512, 2736, 2826, 2983, 3140, 3316, 3420, 3768, 4145, 4560, 4710, 4974, 5652, 5966, 6280, 6632, 6840, 7065, 7461, 7536, 8290, 8949, 9420, 9948, 11304, 11932, 12435, 12560, 13264, 13680, 14130, 14915, 14922, 15751, 16580, 17898, 18840, 19896, 22608, 23864, 24870, 26847, 28260, 29830, 29844, 31502, 33160, 35796, 37305, 37680, 39792, 44745, 47253, 47728, 49740, 53694, 56520, 59660, 59688, 63004, 66320, 71592, 74610, 78755, 89490, 94506, 99480, 107388, 113040, 119320, 119376, 126008, 130153, 134235, 141759, 143184, 149220, 157510, 178980, 189012, 198960, 214776, 236265, 238640, 252016, 260306, 268470, 283518, 298440, 315020, 357960, 378024, 390459, 429552, 472530, 520612, 536940, 567036, 596880, 630040, 650765, 708795, 715920, 756048, 780918, 945060, 1041224, 1073880, 1134072, 1171377, 1260080, 1301530, 1417590, 1561836, 1890120, 1952295, 2082448, 2147760, 2268144, 2342754, 2472907, 2603060, 2835180, 3123672, 3780240, 3904590, 4685508, 4945814, 5206120, 5670360, 5856885, 6247344, 7418721, 7809180, 9371016, 9891628, 10412240, 11340720, 11713770, 12364535, 14837442, 15618360, 18742032, 19783256, 22256163, 23427540, 24729070, 29674884, 31236720, 37093605, 39566512, 44512326, 46855080, 49458140, 59349768, 74187210, 89024652, 93710160, 98916280, 111280815, 118699536, 148374420, 178049304, 197832560, 222561630, 296748840, 356098608, 445123260, 593497680, 890246520, 1780493040]

約数ペア:

[(1, 1780493040), (2, 890246520), (3, 593497680), (4, 445123260), (5, 356098608), (6, 296748840), (8, 222561630), (9, 197832560), (10, 178049304), (12, 148374420), (15, 118699536), (16, 111280815), (18, 98916280), (19, 93710160), (20, 89024652), (24, 74187210), (30, 59349768), (36, 49458140), (38, 46855080), (40, 44512326), (45, 39566512), (48, 37093605), (57, 31236720), (60, 29674884), (72, 24729070), (76, 23427540), (80, 22256163), (90, 19783256), (95, 18742032), (114, 15618360), (120, 14837442), (144, 12364535), (152, 11713770), (157, 11340720), (171, 10412240), (180, 9891628), (190, 9371016), (228, 7809180), (240, 7418721), (285, 6247344), (304, 5856885), (314, 5670360), (342, 5206120), (360, 4945814), (380, 4685508), (456, 3904590), (471, 3780240), (570, 3123672), (628, 2835180), (684, 2603060), (720, 2472907), (760, 2342754), (785, 2268144), (829, 2147760), (855, 2082448), (912, 1952295), (942, 1890120), (1140, 1561836), (1256, 1417590), (1368, 1301530), (1413, 1260080), (1520, 1171377), (1570, 1134072), (1658, 1073880), (1710, 1041224), (1884, 945060), (2280, 780918), (2355, 756048), (2487, 715920), (2512, 708795), (2736, 650765), (2826, 630040), (2983, 596880), (3140, 567036), (3316, 536940), (3420, 520612), (3768, 472530), (4145, 429552), (4560, 390459), (4710, 378024), (4974, 357960), (5652, 315020), (5966, 298440), (6280, 283518), (6632, 268470), (6840, 260306), (7065, 252016), (7461, 238640), (7536, 236265), (8290, 214776), (8949, 198960), (9420, 189012), (9948, 178980), (11304, 157510), (11932, 149220), (12435, 143184), (12560, 141759), (13264, 134235), (13680, 130153), (14130, 126008), (14915, 119376), (14922, 119320), (15751, 113040), (16580, 107388), (17898, 99480), (18840, 94506), (19896, 89490), (22608, 78755), (23864, 74610), (24870, 71592), (26847, 66320), (28260, 63004), (29830, 59688), (29844, 59660), (31502, 56520), (33160, 53694), (35796, 49740), (37305, 47728), (37680, 47253), (39792, 44745)]