205760800

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:244

約数の個数: 216

約数和(自身を含む): 607812660

約数和(自身を除く): 402051860

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 32, 35, 40, 49, 50, 56, 58, 70, 80, 98, 100, 112, 116, 140, 145, 160, 175, 181, 196, 200, 203, 224, 232, 245, 280, 290, 350, 362, 392, 400, 406, 464, 490, 560, 580, 700, 724, 725, 784, 800, 812, 905, 928, 980, 1015, 1120, 1160, 1225, 1267, 1400, 1421, 1448, 1450, 1568, 1624, 1810, 1960, 2030, 2320, 2450, 2534, 2800, 2842, 2896, 2900, 3248, 3620, 3920, 4060, 4525, 4640, 4900, 5068, 5075, 5249, 5600, 5684, 5792, 5800, 6335, 6496, 7105, 7240, 7840, 8120, 8869, 9050, 9800, 10136, 10150, 10498, 11368, 11600, 12670, 14210, 14480, 16240, 17738, 18100, 19600, 20272, 20300, 20996, 22736, 23200, 25340, 26245, 28420, 28960, 31675, 32480, 35476, 35525, 36200, 36743, 39200, 40544, 40600, 41992, 44345, 45472, 50680, 52490, 56840, 63350, 70952, 71050, 72400, 73486, 81200, 83984, 88690, 101360, 104980, 113680, 126700, 131225, 141904, 142100, 144800, 146972, 162400, 167968, 177380, 183715, 202720, 209960, 221725, 227360, 253400, 257201, 262450, 283808, 284200, 293944, 354760, 367430, 419920, 443450, 506800, 514402, 524900, 568400, 587888, 709520, 734860, 839840, 886900, 918575, 1013600, 1028804, 1049800, 1136800, 1175776, 1286005, 1419040, 1469720, 1773800, 1837150, 2057608, 2099600, 2572010, 2939440, 3547600, 3674300, 4115216, 4199200, 5144020, 5878880, 6430025, 7095200, 7348600, 8230432, 10288040, 12860050, 14697200, 20576080, 25720100, 29394400, 41152160, 51440200, 102880400, 205760800]

約数ペア:

[(1, 205760800), (2, 102880400), (4, 51440200), (5, 41152160), (7, 29394400), (8, 25720100), (10, 20576080), (14, 14697200), (16, 12860050), (20, 10288040), (25, 8230432), (28, 7348600), (29, 7095200), (32, 6430025), (35, 5878880), (40, 5144020), (49, 4199200), (50, 4115216), (56, 3674300), (58, 3547600), (70, 2939440), (80, 2572010), (98, 2099600), (100, 2057608), (112, 1837150), (116, 1773800), (140, 1469720), (145, 1419040), (160, 1286005), (175, 1175776), (181, 1136800), (196, 1049800), (200, 1028804), (203, 1013600), (224, 918575), (232, 886900), (245, 839840), (280, 734860), (290, 709520), (350, 587888), (362, 568400), (392, 524900), (400, 514402), (406, 506800), (464, 443450), (490, 419920), (560, 367430), (580, 354760), (700, 293944), (724, 284200), (725, 283808), (784, 262450), (800, 257201), (812, 253400), (905, 227360), (928, 221725), (980, 209960), (1015, 202720), (1120, 183715), (1160, 177380), (1225, 167968), (1267, 162400), (1400, 146972), (1421, 144800), (1448, 142100), (1450, 141904), (1568, 131225), (1624, 126700), (1810, 113680), (1960, 104980), (2030, 101360), (2320, 88690), (2450, 83984), (2534, 81200), (2800, 73486), (2842, 72400), (2896, 71050), (2900, 70952), (3248, 63350), (3620, 56840), (3920, 52490), (4060, 50680), (4525, 45472), (4640, 44345), (4900, 41992), (5068, 40600), (5075, 40544), (5249, 39200), (5600, 36743), (5684, 36200), (5792, 35525), (5800, 35476), (6335, 32480), (6496, 31675), (7105, 28960), (7240, 28420), (7840, 26245), (8120, 25340), (8869, 23200), (9050, 22736), (9800, 20996), (10136, 20300), (10150, 20272), (10498, 19600), (11368, 18100), (11600, 17738), (12670, 16240), (14210, 14480)]