313491840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:305

約数の個数: 256

約数和(自身を含む): 1081036800

約数和(自身を除く): 767544960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 32, 40, 46, 48, 60, 62, 64, 69, 80, 92, 93, 96, 115, 120, 124, 128, 138, 155, 160, 184, 186, 192, 229, 230, 240, 248, 276, 310, 320, 345, 368, 372, 384, 458, 460, 465, 480, 496, 552, 620, 640, 687, 690, 713, 736, 744, 916, 920, 930, 960, 992, 1104, 1145, 1240, 1374, 1380, 1426, 1472, 1488, 1832, 1840, 1860, 1920, 1984, 2139, 2208, 2290, 2480, 2748, 2760, 2852, 2944, 2976, 3435, 3565, 3664, 3680, 3720, 3968, 4278, 4416, 4580, 4960, 5267, 5496, 5520, 5704, 5952, 6870, 7099, 7130, 7328, 7360, 7440, 8556, 8832, 9160, 9920, 10534, 10695, 10992, 11040, 11408, 11904, 13740, 14198, 14260, 14656, 14720, 14880, 15801, 17112, 18320, 19840, 21068, 21297, 21390, 21984, 22080, 22816, 26335, 27480, 28396, 28520, 29312, 29760, 31602, 34224, 35495, 36640, 42136, 42594, 42780, 43968, 44160, 45632, 52670, 54960, 56792, 57040, 59520, 63204, 68448, 70990, 73280, 79005, 84272, 85188, 85560, 87936, 91264, 105340, 106485, 109920, 113584, 114080, 126408, 136896, 141980, 146560, 158010, 163277, 168544, 170376, 171120, 210680, 212970, 219840, 227168, 228160, 252816, 273792, 283960, 316020, 326554, 337088, 340752, 342240, 421360, 425940, 439680, 454336, 456320, 489831, 505632, 567920, 632040, 653108, 674176, 681504, 684480, 816385, 842720, 851880, 908672, 979662, 1011264, 1135840, 1264080, 1306216, 1363008, 1368960, 1632770, 1685440, 1703760, 1959324, 2022528, 2271680, 2449155, 2528160, 2612432, 2726016, 3265540, 3370880, 3407520, 3918648, 4543360, 4898310, 5056320, 5224864, 6531080, 6815040, 7837296, 9796620, 10112640, 10449728, 13062160, 13630080, 15674592, 19593240, 20899456, 26124320, 31349184, 39186480, 52248640, 62698368, 78372960, 104497280, 156745920, 313491840]

約数ペア:

[(1, 313491840), (2, 156745920), (3, 104497280), (4, 78372960), (5, 62698368), (6, 52248640), (8, 39186480), (10, 31349184), (12, 26124320), (15, 20899456), (16, 19593240), (20, 15674592), (23, 13630080), (24, 13062160), (30, 10449728), (31, 10112640), (32, 9796620), (40, 7837296), (46, 6815040), (48, 6531080), (60, 5224864), (62, 5056320), (64, 4898310), (69, 4543360), (80, 3918648), (92, 3407520), (93, 3370880), (96, 3265540), (115, 2726016), (120, 2612432), (124, 2528160), (128, 2449155), (138, 2271680), (155, 2022528), (160, 1959324), (184, 1703760), (186, 1685440), (192, 1632770), (229, 1368960), (230, 1363008), (240, 1306216), (248, 1264080), (276, 1135840), (310, 1011264), (320, 979662), (345, 908672), (368, 851880), (372, 842720), (384, 816385), (458, 684480), (460, 681504), (465, 674176), (480, 653108), (496, 632040), (552, 567920), (620, 505632), (640, 489831), (687, 456320), (690, 454336), (713, 439680), (736, 425940), (744, 421360), (916, 342240), (920, 340752), (930, 337088), (960, 326554), (992, 316020), (1104, 283960), (1145, 273792), (1240, 252816), (1374, 228160), (1380, 227168), (1426, 219840), (1472, 212970), (1488, 210680), (1832, 171120), (1840, 170376), (1860, 168544), (1920, 163277), (1984, 158010), (2139, 146560), (2208, 141980), (2290, 136896), (2480, 126408), (2748, 114080), (2760, 113584), (2852, 109920), (2944, 106485), (2976, 105340), (3435, 91264), (3565, 87936), (3664, 85560), (3680, 85188), (3720, 84272), (3968, 79005), (4278, 73280), (4416, 70990), (4580, 68448), (4960, 63204), (5267, 59520), (5496, 57040), (5520, 56792), (5704, 54960), (5952, 52670), (6870, 45632), (7099, 44160), (7130, 43968), (7328, 42780), (7360, 42594), (7440, 42136), (8556, 36640), (8832, 35495), (9160, 34224), (9920, 31602), (10534, 29760), (10695, 29312), (10992, 28520), (11040, 28396), (11408, 27480), (11904, 26335), (13740, 22816), (14198, 22080), (14260, 21984), (14656, 21390), (14720, 21297), (14880, 21068), (15801, 19840), (17112, 18320)]