128738400

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:206

約数の個数: 288

約数和(自身を含む): 489968640

約数和(自身を除く): 361230240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 70, 75, 79, 80, 84, 96, 97, 100, 105, 112, 120, 140, 150, 158, 160, 168, 175, 194, 200, 210, 224, 237, 240, 280, 291, 300, 316, 336, 350, 388, 395, 400, 420, 474, 480, 485, 525, 553, 560, 582, 600, 632, 672, 679, 700, 776, 790, 800, 840, 948, 970, 1050, 1106, 1120, 1164, 1185, 1200, 1264, 1358, 1400, 1455, 1552, 1580, 1659, 1680, 1896, 1940, 1975, 2037, 2100, 2212, 2328, 2370, 2400, 2425, 2528, 2716, 2765, 2800, 2910, 3104, 3160, 3318, 3360, 3395, 3792, 3880, 3950, 4074, 4200, 4424, 4656, 4740, 4850, 5432, 5530, 5600, 5820, 5925, 6320, 6636, 6790, 7275, 7584, 7663, 7760, 7900, 8148, 8295, 8400, 8848, 9312, 9480, 9700, 10185, 10864, 11060, 11640, 11850, 12640, 13272, 13580, 13825, 14550, 15326, 15520, 15800, 16296, 16590, 16800, 16975, 17696, 18960, 19400, 20370, 21728, 22120, 22989, 23280, 23700, 26544, 27160, 27650, 29100, 30652, 31600, 32592, 33180, 33950, 37920, 38315, 38800, 40740, 41475, 44240, 45978, 46560, 47400, 50925, 53088, 53641, 54320, 55300, 58200, 61304, 63200, 65184, 66360, 67900, 76630, 77600, 81480, 82950, 88480, 91956, 94800, 101850, 107282, 108640, 110600, 114945, 116400, 122608, 132720, 135800, 153260, 160923, 162960, 165900, 183912, 189600, 191575, 203700, 214564, 221200, 229890, 232800, 245216, 265440, 268205, 271600, 306520, 321846, 325920, 331800, 367824, 383150, 407400, 429128, 442400, 459780, 536410, 543200, 574725, 613040, 643692, 663600, 735648, 766300, 804615, 814800, 858256, 919560, 1072820, 1149450, 1226080, 1287384, 1327200, 1341025, 1532600, 1609230, 1629600, 1716512, 1839120, 2145640, 2298900, 2574768, 2682050, 3065200, 3218460, 3678240, 4023075, 4291280, 4597800, 5149536, 5364100, 6130400, 6436920, 8046150, 8582560, 9195600, 10728200, 12873840, 16092300, 18391200, 21456400, 25747680, 32184600, 42912800, 64369200, 128738400]

約数ペア:

[(1, 128738400), (2, 64369200), (3, 42912800), (4, 32184600), (5, 25747680), (6, 21456400), (7, 18391200), (8, 16092300), (10, 12873840), (12, 10728200), (14, 9195600), (15, 8582560), (16, 8046150), (20, 6436920), (21, 6130400), (24, 5364100), (25, 5149536), (28, 4597800), (30, 4291280), (32, 4023075), (35, 3678240), (40, 3218460), (42, 3065200), (48, 2682050), (50, 2574768), (56, 2298900), (60, 2145640), (70, 1839120), (75, 1716512), (79, 1629600), (80, 1609230), (84, 1532600), (96, 1341025), (97, 1327200), (100, 1287384), (105, 1226080), (112, 1149450), (120, 1072820), (140, 919560), (150, 858256), (158, 814800), (160, 804615), (168, 766300), (175, 735648), (194, 663600), (200, 643692), (210, 613040), (224, 574725), (237, 543200), (240, 536410), (280, 459780), (291, 442400), (300, 429128), (316, 407400), (336, 383150), (350, 367824), (388, 331800), (395, 325920), (400, 321846), (420, 306520), (474, 271600), (480, 268205), (485, 265440), (525, 245216), (553, 232800), (560, 229890), (582, 221200), (600, 214564), (632, 203700), (672, 191575), (679, 189600), (700, 183912), (776, 165900), (790, 162960), (800, 160923), (840, 153260), (948, 135800), (970, 132720), (1050, 122608), (1106, 116400), (1120, 114945), (1164, 110600), (1185, 108640), (1200, 107282), (1264, 101850), (1358, 94800), (1400, 91956), (1455, 88480), (1552, 82950), (1580, 81480), (1659, 77600), (1680, 76630), (1896, 67900), (1940, 66360), (1975, 65184), (2037, 63200), (2100, 61304), (2212, 58200), (2328, 55300), (2370, 54320), (2400, 53641), (2425, 53088), (2528, 50925), (2716, 47400), (2765, 46560), (2800, 45978), (2910, 44240), (3104, 41475), (3160, 40740), (3318, 38800), (3360, 38315), (3395, 37920), (3792, 33950), (3880, 33180), (3950, 32592), (4074, 31600), (4200, 30652), (4424, 29100), (4656, 27650), (4740, 27160), (4850, 26544), (5432, 23700), (5530, 23280), (5600, 22989), (5820, 22120), (5925, 21728), (6320, 20370), (6636, 19400), (6790, 18960), (7275, 17696), (7584, 16975), (7663, 16800), (7760, 16590), (7900, 16296), (8148, 15800), (8295, 15520), (8400, 15326), (8848, 14550), (9312, 13825), (9480, 13580), (9700, 13272), (10185, 12640), (10864, 11850), (11060, 11640)]