311207040

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:679

約数の個数: 192

約数和(自身を含む): 1087664760

約数和(自身を除く): 776457720

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, 288, 291, 320, 360, 384, 388, 480, 485, 557, 576, 582, 640, 720, 776, 873, 960, 970, 1114, 1152, 1164, 1440, 1455, 1552, 1671, 1746, 1920, 1940, 2228, 2328, 2785, 2880, 2910, 3104, 3342, 3492, 3880, 4365, 4456, 4656, 5013, 5570, 5760, 5820, 6208, 6684, 6984, 7760, 8355, 8730, 8912, 9312, 10026, 11140, 11640, 12416, 13368, 13968, 15520, 16710, 17460, 17824, 18624, 20052, 22280, 23280, 25065, 26736, 27936, 31040, 33420, 34920, 35648, 37248, 40104, 44560, 46560, 50130, 53472, 54029, 55872, 62080, 66840, 69840, 71296, 80208, 89120, 93120, 100260, 106944, 108058, 111744, 133680, 139680, 160416, 162087, 178240, 186240, 200520, 213888, 216116, 267360, 270145, 279360, 320832, 324174, 356480, 401040, 432232, 486261, 534720, 540290, 558720, 641664, 648348, 802080, 810435, 864464, 972522, 1069440, 1080580, 1296696, 1604160, 1620870, 1728928, 1945044, 2161160, 2431305, 2593392, 3208320, 3241740, 3457856, 3890088, 4322320, 4862610, 5186784, 6483480, 6915712, 7780176, 8644640, 9725220, 10373568, 12966960, 15560352, 17289280, 19450440, 20747136, 25933920, 31120704, 34578560, 38900880, 51867840, 62241408, 77801760, 103735680, 155603520, 311207040]

約数ペア:

[(1, 311207040), (2, 155603520), (3, 103735680), (4, 77801760), (5, 62241408), (6, 51867840), (8, 38900880), (9, 34578560), (10, 31120704), (12, 25933920), (15, 20747136), (16, 19450440), (18, 17289280), (20, 15560352), (24, 12966960), (30, 10373568), (32, 9725220), (36, 8644640), (40, 7780176), (45, 6915712), (48, 6483480), (60, 5186784), (64, 4862610), (72, 4322320), (80, 3890088), (90, 3457856), (96, 3241740), (97, 3208320), (120, 2593392), (128, 2431305), (144, 2161160), (160, 1945044), (180, 1728928), (192, 1620870), (194, 1604160), (240, 1296696), (288, 1080580), (291, 1069440), (320, 972522), (360, 864464), (384, 810435), (388, 802080), (480, 648348), (485, 641664), (557, 558720), (576, 540290), (582, 534720), (640, 486261), (720, 432232), (776, 401040), (873, 356480), (960, 324174), (970, 320832), (1114, 279360), (1152, 270145), (1164, 267360), (1440, 216116), (1455, 213888), (1552, 200520), (1671, 186240), (1746, 178240), (1920, 162087), (1940, 160416), (2228, 139680), (2328, 133680), (2785, 111744), (2880, 108058), (2910, 106944), (3104, 100260), (3342, 93120), (3492, 89120), (3880, 80208), (4365, 71296), (4456, 69840), (4656, 66840), (5013, 62080), (5570, 55872), (5760, 54029), (5820, 53472), (6208, 50130), (6684, 46560), (6984, 44560), (7760, 40104), (8355, 37248), (8730, 35648), (8912, 34920), (9312, 33420), (10026, 31040), (11140, 27936), (11640, 26736), (12416, 25065), (13368, 23280), (13968, 22280), (15520, 20052), (16710, 18624), (17460, 17824)]