248994480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:744

約数の個数: 240

約数和(自身を含む): 928226304

約数和(自身を除く): 679231824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 98, 105, 112, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 240, 245, 248, 280, 294, 310, 336, 372, 392, 420, 434, 465, 490, 496, 560, 588, 620, 651, 683, 735, 744, 784, 840, 868, 930, 980, 1085, 1176, 1240, 1302, 1366, 1470, 1488, 1519, 1680, 1736, 1860, 1960, 2049, 2170, 2352, 2480, 2604, 2732, 2940, 3038, 3255, 3415, 3472, 3720, 3920, 4098, 4340, 4557, 4781, 5208, 5464, 5880, 6076, 6510, 6830, 7440, 7595, 8196, 8680, 9114, 9562, 10245, 10416, 10928, 11760, 12152, 13020, 13660, 14343, 15190, 16392, 17360, 18228, 19124, 20490, 21173, 22785, 23905, 24304, 26040, 27320, 28686, 30380, 32784, 33467, 36456, 38248, 40980, 42346, 45570, 47810, 52080, 54640, 57372, 60760, 63519, 66934, 71715, 72912, 76496, 81960, 84692, 91140, 95620, 100401, 105865, 114744, 121520, 127038, 133868, 143430, 148211, 163920, 167335, 169384, 182280, 191240, 200802, 211730, 229488, 254076, 267736, 286860, 296422, 317595, 334670, 338768, 364560, 382480, 401604, 423460, 444633, 502005, 508152, 535472, 573720, 592844, 635190, 669340, 741055, 803208, 846920, 889266, 1004010, 1016304, 1037477, 1147440, 1185688, 1270380, 1338680, 1482110, 1606416, 1693840, 1778532, 2008020, 2074954, 2223165, 2371376, 2540760, 2677360, 2964220, 3112431, 3557064, 4016040, 4149908, 4446330, 5081520, 5187385, 5928440, 6224862, 7114128, 8032080, 8299816, 8892660, 10374770, 11856880, 12449724, 15562155, 16599632, 17785320, 20749540, 24899448, 31124310, 35570640, 41499080, 49798896, 62248620, 82998160, 124497240, 248994480]

約数ペア:

[(1, 248994480), (2, 124497240), (3, 82998160), (4, 62248620), (5, 49798896), (6, 41499080), (7, 35570640), (8, 31124310), (10, 24899448), (12, 20749540), (14, 17785320), (15, 16599632), (16, 15562155), (20, 12449724), (21, 11856880), (24, 10374770), (28, 8892660), (30, 8299816), (31, 8032080), (35, 7114128), (40, 6224862), (42, 5928440), (48, 5187385), (49, 5081520), (56, 4446330), (60, 4149908), (62, 4016040), (70, 3557064), (80, 3112431), (84, 2964220), (93, 2677360), (98, 2540760), (105, 2371376), (112, 2223165), (120, 2074954), (124, 2008020), (140, 1778532), (147, 1693840), (155, 1606416), (168, 1482110), (186, 1338680), (196, 1270380), (210, 1185688), (217, 1147440), (240, 1037477), (245, 1016304), (248, 1004010), (280, 889266), (294, 846920), (310, 803208), (336, 741055), (372, 669340), (392, 635190), (420, 592844), (434, 573720), (465, 535472), (490, 508152), (496, 502005), (560, 444633), (588, 423460), (620, 401604), (651, 382480), (683, 364560), (735, 338768), (744, 334670), (784, 317595), (840, 296422), (868, 286860), (930, 267736), (980, 254076), (1085, 229488), (1176, 211730), (1240, 200802), (1302, 191240), (1366, 182280), (1470, 169384), (1488, 167335), (1519, 163920), (1680, 148211), (1736, 143430), (1860, 133868), (1960, 127038), (2049, 121520), (2170, 114744), (2352, 105865), (2480, 100401), (2604, 95620), (2732, 91140), (2940, 84692), (3038, 81960), (3255, 76496), (3415, 72912), (3472, 71715), (3720, 66934), (3920, 63519), (4098, 60760), (4340, 57372), (4557, 54640), (4781, 52080), (5208, 47810), (5464, 45570), (5880, 42346), (6076, 40980), (6510, 38248), (6830, 36456), (7440, 33467), (7595, 32784), (8196, 30380), (8680, 28686), (9114, 27320), (9562, 26040), (10245, 24304), (10416, 23905), (10928, 22785), (11760, 21173), (12152, 20490), (13020, 19124), (13660, 18228), (14343, 17360), (15190, 16392)]