257480640

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1753}}^1$

素因数の和:1796

約数の個数: 224

約数和(自身を含む): 962314560

約数和(自身を除く): 704833920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 340, 360, 408, 432, 459, 480, 510, 540, 544, 576, 612, 680, 720, 765, 816, 864, 918, 960, 1020, 1080, 1088, 1224, 1360, 1440, 1530, 1632, 1728, 1753, 1836, 2040, 2160, 2295, 2448, 2720, 2880, 3060, 3264, 3506, 3672, 4080, 4320, 4590, 4896, 5259, 5440, 6120, 7012, 7344, 8160, 8640, 8765, 9180, 9792, 10518, 12240, 14024, 14688, 15777, 16320, 17530, 18360, 21036, 24480, 26295, 28048, 29376, 29801, 31554, 35060, 36720, 42072, 47331, 48960, 52590, 56096, 59602, 63108, 70120, 73440, 78885, 84144, 89403, 94662, 105180, 112192, 119204, 126216, 140240, 146880, 149005, 157770, 168288, 178806, 189324, 210360, 236655, 238408, 252432, 268209, 280480, 298010, 315540, 336576, 357612, 378648, 420720, 447015, 473310, 476816, 504864, 536418, 560960, 596020, 631080, 715224, 757296, 804627, 841440, 894030, 946620, 953632, 1009728, 1072836, 1192040, 1262160, 1341045, 1430448, 1514592, 1609254, 1682880, 1788060, 1893240, 1907264, 2145672, 2384080, 2524320, 2682090, 2860896, 3029184, 3218508, 3576120, 3786480, 4023135, 4291344, 4768160, 5048640, 5364180, 5721792, 6437016, 7152240, 7572960, 8046270, 8582688, 9536320, 10728360, 12874032, 14304480, 15145920, 16092540, 17165376, 21456720, 25748064, 28608960, 32185080, 42913440, 51496128, 64370160, 85826880, 128740320, 257480640]

約数ペア:

[(1, 257480640), (2, 128740320), (3, 85826880), (4, 64370160), (5, 51496128), (6, 42913440), (8, 32185080), (9, 28608960), (10, 25748064), (12, 21456720), (15, 17165376), (16, 16092540), (17, 15145920), (18, 14304480), (20, 12874032), (24, 10728360), (27, 9536320), (30, 8582688), (32, 8046270), (34, 7572960), (36, 7152240), (40, 6437016), (45, 5721792), (48, 5364180), (51, 5048640), (54, 4768160), (60, 4291344), (64, 4023135), (68, 3786480), (72, 3576120), (80, 3218508), (85, 3029184), (90, 2860896), (96, 2682090), (102, 2524320), (108, 2384080), (120, 2145672), (135, 1907264), (136, 1893240), (144, 1788060), (153, 1682880), (160, 1609254), (170, 1514592), (180, 1430448), (192, 1341045), (204, 1262160), (216, 1192040), (240, 1072836), (255, 1009728), (270, 953632), (272, 946620), (288, 894030), (306, 841440), (320, 804627), (340, 757296), (360, 715224), (408, 631080), (432, 596020), (459, 560960), (480, 536418), (510, 504864), (540, 476816), (544, 473310), (576, 447015), (612, 420720), (680, 378648), (720, 357612), (765, 336576), (816, 315540), (864, 298010), (918, 280480), (960, 268209), (1020, 252432), (1080, 238408), (1088, 236655), (1224, 210360), (1360, 189324), (1440, 178806), (1530, 168288), (1632, 157770), (1728, 149005), (1753, 146880), (1836, 140240), (2040, 126216), (2160, 119204), (2295, 112192), (2448, 105180), (2720, 94662), (2880, 89403), (3060, 84144), (3264, 78885), (3506, 73440), (3672, 70120), (4080, 63108), (4320, 59602), (4590, 56096), (4896, 52590), (5259, 48960), (5440, 47331), (6120, 42072), (7012, 36720), (7344, 35060), (8160, 31554), (8640, 29801), (8765, 29376), (9180, 28048), (9792, 26295), (10518, 24480), (12240, 21036), (14024, 18360), (14688, 17530), (15777, 16320)]