389986560

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:473

約数の個数: 216

約数和(自身を含む): 1367129400

約数和(自身を除く): 977142840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 97, 120, 128, 144, 160, 180, 192, 194, 240, 256, 288, 291, 320, 349, 360, 384, 388, 480, 485, 576, 582, 640, 698, 720, 768, 776, 873, 960, 970, 1047, 1152, 1164, 1280, 1396, 1440, 1455, 1552, 1745, 1746, 1920, 1940, 2094, 2304, 2328, 2792, 2880, 2910, 3104, 3141, 3490, 3492, 3840, 3880, 4188, 4365, 4656, 5235, 5584, 5760, 5820, 6208, 6282, 6980, 6984, 7760, 8376, 8730, 9312, 10470, 11168, 11520, 11640, 12416, 12564, 13960, 13968, 15520, 15705, 16752, 17460, 18624, 20940, 22336, 23280, 24832, 25128, 27920, 27936, 31040, 31410, 33504, 33853, 34920, 37248, 41880, 44672, 46560, 50256, 55840, 55872, 62080, 62820, 67008, 67706, 69840, 74496, 83760, 89344, 93120, 100512, 101559, 111680, 111744, 124160, 125640, 134016, 135412, 139680, 167520, 169265, 186240, 201024, 203118, 223360, 223488, 251280, 268032, 270824, 279360, 304677, 335040, 338530, 372480, 402048, 406236, 446720, 502560, 507795, 541648, 558720, 609354, 670080, 677060, 804096, 812472, 1005120, 1015590, 1083296, 1117440, 1218708, 1340160, 1354120, 1523385, 1624944, 2010240, 2031180, 2166592, 2437416, 2708240, 3046770, 3249888, 4020480, 4062360, 4333184, 4874832, 5416480, 6093540, 6499776, 8124720, 8666368, 9749664, 10832960, 12187080, 12999552, 16249440, 19499328, 21665920, 24374160, 25999104, 32498880, 38998656, 43331840, 48748320, 64997760, 77997312, 97496640, 129995520, 194993280, 389986560]

約数ペア:

[(1, 389986560), (2, 194993280), (3, 129995520), (4, 97496640), (5, 77997312), (6, 64997760), (8, 48748320), (9, 43331840), (10, 38998656), (12, 32498880), (15, 25999104), (16, 24374160), (18, 21665920), (20, 19499328), (24, 16249440), (30, 12999552), (32, 12187080), (36, 10832960), (40, 9749664), (45, 8666368), (48, 8124720), (60, 6499776), (64, 6093540), (72, 5416480), (80, 4874832), (90, 4333184), (96, 4062360), (97, 4020480), (120, 3249888), (128, 3046770), (144, 2708240), (160, 2437416), (180, 2166592), (192, 2031180), (194, 2010240), (240, 1624944), (256, 1523385), (288, 1354120), (291, 1340160), (320, 1218708), (349, 1117440), (360, 1083296), (384, 1015590), (388, 1005120), (480, 812472), (485, 804096), (576, 677060), (582, 670080), (640, 609354), (698, 558720), (720, 541648), (768, 507795), (776, 502560), (873, 446720), (960, 406236), (970, 402048), (1047, 372480), (1152, 338530), (1164, 335040), (1280, 304677), (1396, 279360), (1440, 270824), (1455, 268032), (1552, 251280), (1745, 223488), (1746, 223360), (1920, 203118), (1940, 201024), (2094, 186240), (2304, 169265), (2328, 167520), (2792, 139680), (2880, 135412), (2910, 134016), (3104, 125640), (3141, 124160), (3490, 111744), (3492, 111680), (3840, 101559), (3880, 100512), (4188, 93120), (4365, 89344), (4656, 83760), (5235, 74496), (5584, 69840), (5760, 67706), (5820, 67008), (6208, 62820), (6282, 62080), (6980, 55872), (6984, 55840), (7760, 50256), (8376, 46560), (8730, 44672), (9312, 41880), (10470, 37248), (11168, 34920), (11520, 33853), (11640, 33504), (12416, 31410), (12564, 31040), (13960, 27936), (13968, 27920), (15520, 25128), (15705, 24832), (16752, 23280), (17460, 22336), (18624, 20940)]