51484680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:245

約数の個数: 256

約数和(自身を含む): 195552000

約数和(自身を除く): 144067320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 52, 54, 57, 60, 65, 72, 76, 78, 90, 95, 104, 108, 114, 117, 120, 130, 135, 152, 156, 171, 180, 190, 193, 195, 216, 228, 234, 247, 260, 270, 285, 312, 342, 351, 360, 380, 386, 390, 456, 468, 494, 513, 520, 540, 570, 579, 585, 684, 702, 741, 760, 772, 780, 855, 936, 965, 988, 1026, 1080, 1140, 1158, 1170, 1235, 1368, 1404, 1482, 1544, 1560, 1710, 1737, 1755, 1930, 1976, 2052, 2223, 2280, 2316, 2340, 2470, 2509, 2565, 2808, 2895, 2964, 3420, 3474, 3510, 3667, 3705, 3860, 4104, 4446, 4632, 4680, 4940, 5018, 5130, 5211, 5790, 5928, 6669, 6840, 6948, 7020, 7334, 7410, 7527, 7720, 8685, 8892, 9880, 10036, 10260, 10422, 11001, 11115, 11580, 12545, 13338, 13896, 14040, 14668, 14820, 15054, 17370, 17784, 18335, 20072, 20520, 20844, 22002, 22230, 22581, 23160, 25090, 26055, 26676, 29336, 29640, 30108, 33003, 33345, 34740, 36670, 37635, 41688, 44004, 44460, 45162, 47671, 50180, 52110, 53352, 55005, 60216, 66006, 66690, 67743, 69480, 73340, 75270, 88008, 88920, 90324, 95342, 99009, 100360, 104220, 110010, 112905, 132012, 133380, 135486, 143013, 146680, 150540, 165015, 180648, 190684, 198018, 208440, 220020, 225810, 238355, 264024, 266760, 270972, 286026, 301080, 330030, 338715, 381368, 396036, 429039, 440040, 451620, 476710, 495045, 541944, 572052, 660060, 677430, 715065, 792072, 858078, 903240, 953420, 990090, 1144104, 1287117, 1320120, 1354860, 1430130, 1716156, 1906840, 1980180, 2145195, 2574234, 2709720, 2860260, 3432312, 3960360, 4290390, 5148468, 5720520, 6435585, 8580780, 10296936, 12871170, 17161560, 25742340, 51484680]

約数ペア:

[(1, 51484680), (2, 25742340), (3, 17161560), (4, 12871170), (5, 10296936), (6, 8580780), (8, 6435585), (9, 5720520), (10, 5148468), (12, 4290390), (13, 3960360), (15, 3432312), (18, 2860260), (19, 2709720), (20, 2574234), (24, 2145195), (26, 1980180), (27, 1906840), (30, 1716156), (36, 1430130), (38, 1354860), (39, 1320120), (40, 1287117), (45, 1144104), (52, 990090), (54, 953420), (57, 903240), (60, 858078), (65, 792072), (72, 715065), (76, 677430), (78, 660060), (90, 572052), (95, 541944), (104, 495045), (108, 476710), (114, 451620), (117, 440040), (120, 429039), (130, 396036), (135, 381368), (152, 338715), (156, 330030), (171, 301080), (180, 286026), (190, 270972), (193, 266760), (195, 264024), (216, 238355), (228, 225810), (234, 220020), (247, 208440), (260, 198018), (270, 190684), (285, 180648), (312, 165015), (342, 150540), (351, 146680), (360, 143013), (380, 135486), (386, 133380), (390, 132012), (456, 112905), (468, 110010), (494, 104220), (513, 100360), (520, 99009), (540, 95342), (570, 90324), (579, 88920), (585, 88008), (684, 75270), (702, 73340), (741, 69480), (760, 67743), (772, 66690), (780, 66006), (855, 60216), (936, 55005), (965, 53352), (988, 52110), (1026, 50180), (1080, 47671), (1140, 45162), (1158, 44460), (1170, 44004), (1235, 41688), (1368, 37635), (1404, 36670), (1482, 34740), (1544, 33345), (1560, 33003), (1710, 30108), (1737, 29640), (1755, 29336), (1930, 26676), (1976, 26055), (2052, 25090), (2223, 23160), (2280, 22581), (2316, 22230), (2340, 22002), (2470, 20844), (2509, 20520), (2565, 20072), (2808, 18335), (2895, 17784), (2964, 17370), (3420, 15054), (3474, 14820), (3510, 14668), (3667, 14040), (3705, 13896), (3860, 13338), (4104, 12545), (4446, 11580), (4632, 11115), (4680, 11001), (4940, 10422), (5018, 10260), (5130, 10036), (5211, 9880), (5790, 8892), (5928, 8685), (6669, 7720), (6840, 7527), (6948, 7410), (7020, 7334)]