1311970240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:435

約数の個数: 224

約数和(自身を含む): 3823801344

約数和(自身を除く): 2511831104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 131, 136, 140, 160, 170, 224, 238, 262, 263, 272, 280, 320, 340, 448, 476, 524, 526, 544, 560, 595, 655, 680, 917, 952, 1048, 1052, 1088, 1120, 1190, 1310, 1315, 1360, 1834, 1841, 1904, 2096, 2104, 2227, 2240, 2380, 2620, 2630, 2720, 3668, 3682, 3808, 4192, 4208, 4454, 4471, 4585, 4760, 5240, 5260, 5440, 7336, 7364, 7616, 8384, 8416, 8908, 8942, 9170, 9205, 9520, 10480, 10520, 11135, 14672, 14728, 15589, 16832, 17816, 17884, 18340, 18410, 19040, 20960, 21040, 22270, 22355, 29344, 29456, 31178, 31297, 34453, 35632, 35768, 36680, 36820, 38080, 41920, 42080, 44540, 44710, 58688, 58912, 62356, 62594, 68906, 71264, 71536, 73360, 73640, 77945, 84160, 89080, 89420, 117824, 124712, 125188, 137812, 142528, 143072, 146720, 147280, 155890, 156485, 172265, 178160, 178840, 241171, 249424, 250376, 275624, 286144, 293440, 294560, 311780, 312970, 344530, 356320, 357680, 482342, 498848, 500752, 551248, 585701, 589120, 623560, 625940, 689060, 712640, 715360, 964684, 997696, 1001504, 1102496, 1171402, 1205855, 1247120, 1251880, 1378120, 1430720, 1929368, 2003008, 2204992, 2342804, 2411710, 2494240, 2503760, 2756240, 2928505, 3858736, 4099907, 4685608, 4823420, 4988480, 5007520, 5512480, 5857010, 7717472, 8199814, 9371216, 9646840, 10015040, 11024960, 11714020, 15434944, 16399628, 18742432, 19293680, 20499535, 23428040, 32799256, 37484864, 38587360, 40999070, 46856080, 65598512, 77174720, 81998140, 93712160, 131197024, 163996280, 187424320, 262394048, 327992560, 655985120, 1311970240]

約数ペア:

[(1, 1311970240), (2, 655985120), (4, 327992560), (5, 262394048), (7, 187424320), (8, 163996280), (10, 131197024), (14, 93712160), (16, 81998140), (17, 77174720), (20, 65598512), (28, 46856080), (32, 40999070), (34, 38587360), (35, 37484864), (40, 32799256), (56, 23428040), (64, 20499535), (68, 19293680), (70, 18742432), (80, 16399628), (85, 15434944), (112, 11714020), (119, 11024960), (131, 10015040), (136, 9646840), (140, 9371216), (160, 8199814), (170, 7717472), (224, 5857010), (238, 5512480), (262, 5007520), (263, 4988480), (272, 4823420), (280, 4685608), (320, 4099907), (340, 3858736), (448, 2928505), (476, 2756240), (524, 2503760), (526, 2494240), (544, 2411710), (560, 2342804), (595, 2204992), (655, 2003008), (680, 1929368), (917, 1430720), (952, 1378120), (1048, 1251880), (1052, 1247120), (1088, 1205855), (1120, 1171402), (1190, 1102496), (1310, 1001504), (1315, 997696), (1360, 964684), (1834, 715360), (1841, 712640), (1904, 689060), (2096, 625940), (2104, 623560), (2227, 589120), (2240, 585701), (2380, 551248), (2620, 500752), (2630, 498848), (2720, 482342), (3668, 357680), (3682, 356320), (3808, 344530), (4192, 312970), (4208, 311780), (4454, 294560), (4471, 293440), (4585, 286144), (4760, 275624), (5240, 250376), (5260, 249424), (5440, 241171), (7336, 178840), (7364, 178160), (7616, 172265), (8384, 156485), (8416, 155890), (8908, 147280), (8942, 146720), (9170, 143072), (9205, 142528), (9520, 137812), (10480, 125188), (10520, 124712), (11135, 117824), (14672, 89420), (14728, 89080), (15589, 84160), (16832, 77945), (17816, 73640), (17884, 73360), (18340, 71536), (18410, 71264), (19040, 68906), (20960, 62594), (21040, 62356), (22270, 58912), (22355, 58688), (29344, 44710), (29456, 44540), (31178, 42080), (31297, 41920), (34453, 38080), (35632, 36820), (35768, 36680)]