21883680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:208

約数の個数: 288

約数和(自身を含む): 92461824

約数和(自身を除く): 70578144

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 167, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 334, 336, 360, 364, 390, 416, 420, 455, 468, 480, 501, 504, 520, 546, 560, 585, 624, 630, 668, 672, 720, 728, 780, 819, 835, 840, 910, 936, 1002, 1008, 1040, 1092, 1120, 1169, 1170, 1248, 1260, 1336, 1365, 1440, 1456, 1503, 1560, 1638, 1670, 1680, 1820, 1872, 2004, 2016, 2080, 2171, 2184, 2338, 2340, 2505, 2520, 2672, 2730, 2912, 3006, 3120, 3276, 3340, 3360, 3507, 3640, 3744, 4008, 4095, 4342, 4368, 4676, 4680, 5010, 5040, 5344, 5460, 5845, 6012, 6240, 6513, 6552, 6680, 7014, 7280, 7515, 8016, 8190, 8684, 8736, 9352, 9360, 10020, 10080, 10521, 10855, 10920, 11690, 12024, 13026, 13104, 13360, 14028, 14560, 15030, 15197, 16032, 16380, 17368, 17535, 18704, 18720, 19539, 20040, 21042, 21710, 21840, 23380, 24048, 26052, 26208, 26720, 28056, 30060, 30394, 32565, 32760, 34736, 35070, 37408, 39078, 40080, 42084, 43420, 43680, 45591, 46760, 48096, 52104, 52605, 56112, 60120, 60788, 65130, 65520, 69472, 70140, 75985, 78156, 80160, 84168, 86840, 91182, 93520, 97695, 104208, 105210, 112224, 120240, 121576, 130260, 131040, 136773, 140280, 151970, 156312, 168336, 173680, 182364, 187040, 195390, 208416, 210420, 227955, 240480, 243152, 260520, 273546, 280560, 303940, 312624, 336672, 347360, 364728, 390780, 420840, 455910, 486304, 521040, 547092, 561120, 607880, 625248, 683865, 729456, 781560, 841680, 911820, 1042080, 1094184, 1215760, 1367730, 1458912, 1563120, 1683360, 1823640, 2188368, 2431520, 2735460, 3126240, 3647280, 4376736, 5470920, 7294560, 10941840, 21883680]

約数ペア:

[(1, 21883680), (2, 10941840), (3, 7294560), (4, 5470920), (5, 4376736), (6, 3647280), (7, 3126240), (8, 2735460), (9, 2431520), (10, 2188368), (12, 1823640), (13, 1683360), (14, 1563120), (15, 1458912), (16, 1367730), (18, 1215760), (20, 1094184), (21, 1042080), (24, 911820), (26, 841680), (28, 781560), (30, 729456), (32, 683865), (35, 625248), (36, 607880), (39, 561120), (40, 547092), (42, 521040), (45, 486304), (48, 455910), (52, 420840), (56, 390780), (60, 364728), (63, 347360), (65, 336672), (70, 312624), (72, 303940), (78, 280560), (80, 273546), (84, 260520), (90, 243152), (91, 240480), (96, 227955), (104, 210420), (105, 208416), (112, 195390), (117, 187040), (120, 182364), (126, 173680), (130, 168336), (140, 156312), (144, 151970), (156, 140280), (160, 136773), (167, 131040), (168, 130260), (180, 121576), (182, 120240), (195, 112224), (208, 105210), (210, 104208), (224, 97695), (234, 93520), (240, 91182), (252, 86840), (260, 84168), (273, 80160), (280, 78156), (288, 75985), (312, 70140), (315, 69472), (334, 65520), (336, 65130), (360, 60788), (364, 60120), (390, 56112), (416, 52605), (420, 52104), (455, 48096), (468, 46760), (480, 45591), (501, 43680), (504, 43420), (520, 42084), (546, 40080), (560, 39078), (585, 37408), (624, 35070), (630, 34736), (668, 32760), (672, 32565), (720, 30394), (728, 30060), (780, 28056), (819, 26720), (835, 26208), (840, 26052), (910, 24048), (936, 23380), (1002, 21840), (1008, 21710), (1040, 21042), (1092, 20040), (1120, 19539), (1169, 18720), (1170, 18704), (1248, 17535), (1260, 17368), (1336, 16380), (1365, 16032), (1440, 15197), (1456, 15030), (1503, 14560), (1560, 14028), (1638, 13360), (1670, 13104), (1680, 13026), (1820, 12024), (1872, 11690), (2004, 10920), (2016, 10855), (2080, 10521), (2171, 10080), (2184, 10020), (2338, 9360), (2340, 9352), (2505, 8736), (2520, 8684), (2672, 8190), (2730, 8016), (2912, 7515), (3006, 7280), (3120, 7014), (3276, 6680), (3340, 6552), (3360, 6513), (3507, 6240), (3640, 6012), (3744, 5845), (4008, 5460), (4095, 5344), (4342, 5040), (4368, 5010), (4676, 4680)]