281130480

素因数分解:

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

素因数の和:1008

約数の個数: 160

約数和(自身を含む): 975681600

約数和(自身を除く): 694551120

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, 80, 90, 108, 120, 135, 144, 157, 180, 216, 240, 270, 314, 360, 432, 471, 540, 628, 720, 785, 829, 942, 1080, 1256, 1413, 1570, 1658, 1884, 2160, 2355, 2487, 2512, 2826, 3140, 3316, 3768, 4145, 4239, 4710, 4974, 5652, 6280, 6632, 7065, 7461, 7536, 8290, 8478, 9420, 9948, 11304, 12435, 12560, 13264, 14130, 14922, 16580, 16956, 18840, 19896, 21195, 22383, 22608, 24870, 28260, 29844, 33160, 33912, 37305, 37680, 39792, 42390, 44766, 49740, 56520, 59688, 66320, 67824, 74610, 84780, 89532, 99480, 111915, 113040, 119376, 130153, 149220, 169560, 179064, 198960, 223830, 260306, 298440, 339120, 358128, 390459, 447660, 520612, 596880, 650765, 780918, 895320, 1041224, 1171377, 1301530, 1561836, 1790640, 1952295, 2082448, 2342754, 2603060, 3123672, 3514131, 3904590, 4685508, 5206120, 5856885, 6247344, 7028262, 7809180, 9371016, 10412240, 11713770, 14056524, 15618360, 17570655, 18742032, 23427540, 28113048, 31236720, 35141310, 46855080, 56226096, 70282620, 93710160, 140565240, 281130480]

約数ペア:

[(1, 281130480), (2, 140565240), (3, 93710160), (4, 70282620), (5, 56226096), (6, 46855080), (8, 35141310), (9, 31236720), (10, 28113048), (12, 23427540), (15, 18742032), (16, 17570655), (18, 15618360), (20, 14056524), (24, 11713770), (27, 10412240), (30, 9371016), (36, 7809180), (40, 7028262), (45, 6247344), (48, 5856885), (54, 5206120), (60, 4685508), (72, 3904590), (80, 3514131), (90, 3123672), (108, 2603060), (120, 2342754), (135, 2082448), (144, 1952295), (157, 1790640), (180, 1561836), (216, 1301530), (240, 1171377), (270, 1041224), (314, 895320), (360, 780918), (432, 650765), (471, 596880), (540, 520612), (628, 447660), (720, 390459), (785, 358128), (829, 339120), (942, 298440), (1080, 260306), (1256, 223830), (1413, 198960), (1570, 179064), (1658, 169560), (1884, 149220), (2160, 130153), (2355, 119376), (2487, 113040), (2512, 111915), (2826, 99480), (3140, 89532), (3316, 84780), (3768, 74610), (4145, 67824), (4239, 66320), (4710, 59688), (4974, 56520), (5652, 49740), (6280, 44766), (6632, 42390), (7065, 39792), (7461, 37680), (7536, 37305), (8290, 33912), (8478, 33160), (9420, 29844), (9948, 28260), (11304, 24870), (12435, 22608), (12560, 22383), (13264, 21195), (14130, 19896), (14922, 18840), (16580, 16956)]