70906920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:448

約数の個数: 192

約数和(自身を含む): 256089600

約数和(自身を除く): 185182680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 105, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 245, 248, 280, 294, 310, 372, 389, 392, 420, 434, 465, 490, 588, 620, 651, 735, 744, 778, 840, 868, 930, 980, 1085, 1167, 1176, 1240, 1302, 1470, 1519, 1556, 1736, 1860, 1945, 1960, 2170, 2334, 2604, 2723, 2940, 3038, 3112, 3255, 3720, 3890, 4340, 4557, 4668, 5208, 5446, 5835, 5880, 6076, 6510, 7595, 7780, 8169, 8680, 9114, 9336, 10892, 11670, 12059, 12152, 13020, 13615, 15190, 15560, 16338, 18228, 19061, 21784, 22785, 23340, 24118, 26040, 27230, 30380, 32676, 36177, 36456, 38122, 40845, 45570, 46680, 48236, 54460, 57183, 60295, 60760, 65352, 72354, 76244, 81690, 84413, 91140, 95305, 96472, 108920, 114366, 120590, 144708, 152488, 163380, 168826, 180885, 182280, 190610, 228732, 241180, 253239, 285915, 289416, 326760, 337652, 361770, 381220, 422065, 457464, 482360, 506478, 571830, 590891, 675304, 723540, 762440, 844130, 1012956, 1143660, 1181782, 1266195, 1447080, 1688260, 1772673, 2025912, 2287320, 2363564, 2532390, 2954455, 3376520, 3545346, 4727128, 5064780, 5908910, 7090692, 8863365, 10129560, 11817820, 14181384, 17726730, 23635640, 35453460, 70906920]

約数ペア:

[(1, 70906920), (2, 35453460), (3, 23635640), (4, 17726730), (5, 14181384), (6, 11817820), (7, 10129560), (8, 8863365), (10, 7090692), (12, 5908910), (14, 5064780), (15, 4727128), (20, 3545346), (21, 3376520), (24, 2954455), (28, 2532390), (30, 2363564), (31, 2287320), (35, 2025912), (40, 1772673), (42, 1688260), (49, 1447080), (56, 1266195), (60, 1181782), (62, 1143660), (70, 1012956), (84, 844130), (93, 762440), (98, 723540), (105, 675304), (120, 590891), (124, 571830), (140, 506478), (147, 482360), (155, 457464), (168, 422065), (186, 381220), (196, 361770), (210, 337652), (217, 326760), (245, 289416), (248, 285915), (280, 253239), (294, 241180), (310, 228732), (372, 190610), (389, 182280), (392, 180885), (420, 168826), (434, 163380), (465, 152488), (490, 144708), (588, 120590), (620, 114366), (651, 108920), (735, 96472), (744, 95305), (778, 91140), (840, 84413), (868, 81690), (930, 76244), (980, 72354), (1085, 65352), (1167, 60760), (1176, 60295), (1240, 57183), (1302, 54460), (1470, 48236), (1519, 46680), (1556, 45570), (1736, 40845), (1860, 38122), (1945, 36456), (1960, 36177), (2170, 32676), (2334, 30380), (2604, 27230), (2723, 26040), (2940, 24118), (3038, 23340), (3112, 22785), (3255, 21784), (3720, 19061), (3890, 18228), (4340, 16338), (4557, 15560), (4668, 15190), (5208, 13615), (5446, 13020), (5835, 12152), (5880, 12059), (6076, 11670), (6510, 10892), (7595, 9336), (7780, 9114), (8169, 8680)]