71840520

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 192

約数和(自身を含む): 255528000

約数和(自身を除く): 183687480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 243, 270, 285, 324, 342, 360, 380, 389, 405, 456, 486, 513, 540, 570, 648, 684, 760, 778, 810, 855, 972, 1026, 1080, 1140, 1167, 1215, 1368, 1539, 1556, 1620, 1710, 1944, 1945, 2052, 2280, 2334, 2430, 2565, 3078, 3112, 3240, 3420, 3501, 3890, 4104, 4617, 4668, 4860, 5130, 5835, 6156, 6840, 7002, 7391, 7695, 7780, 9234, 9336, 9720, 10260, 10503, 11670, 12312, 14004, 14782, 15390, 15560, 17505, 18468, 20520, 21006, 22173, 23085, 23340, 28008, 29564, 30780, 31509, 35010, 36936, 36955, 42012, 44346, 46170, 46680, 52515, 59128, 61560, 63018, 66519, 70020, 73910, 84024, 88692, 92340, 94527, 105030, 110865, 126036, 133038, 140040, 147820, 157545, 177384, 184680, 189054, 199557, 210060, 221730, 252072, 266076, 295640, 315090, 332595, 378108, 399114, 420120, 443460, 472635, 532152, 598671, 630180, 665190, 756216, 798228, 886920, 945270, 997785, 1197342, 1260360, 1330380, 1596456, 1796013, 1890540, 1995570, 2394684, 2660760, 2993355, 3592026, 3781080, 3991140, 4789368, 5986710, 7184052, 7982280, 8980065, 11973420, 14368104, 17960130, 23946840, 35920260, 71840520]

約数ペア:

[(1, 71840520), (2, 35920260), (3, 23946840), (4, 17960130), (5, 14368104), (6, 11973420), (8, 8980065), (9, 7982280), (10, 7184052), (12, 5986710), (15, 4789368), (18, 3991140), (19, 3781080), (20, 3592026), (24, 2993355), (27, 2660760), (30, 2394684), (36, 1995570), (38, 1890540), (40, 1796013), (45, 1596456), (54, 1330380), (57, 1260360), (60, 1197342), (72, 997785), (76, 945270), (81, 886920), (90, 798228), (95, 756216), (108, 665190), (114, 630180), (120, 598671), (135, 532152), (152, 472635), (162, 443460), (171, 420120), (180, 399114), (190, 378108), (216, 332595), (228, 315090), (243, 295640), (270, 266076), (285, 252072), (324, 221730), (342, 210060), (360, 199557), (380, 189054), (389, 184680), (405, 177384), (456, 157545), (486, 147820), (513, 140040), (540, 133038), (570, 126036), (648, 110865), (684, 105030), (760, 94527), (778, 92340), (810, 88692), (855, 84024), (972, 73910), (1026, 70020), (1080, 66519), (1140, 63018), (1167, 61560), (1215, 59128), (1368, 52515), (1539, 46680), (1556, 46170), (1620, 44346), (1710, 42012), (1944, 36955), (1945, 36936), (2052, 35010), (2280, 31509), (2334, 30780), (2430, 29564), (2565, 28008), (3078, 23340), (3112, 23085), (3240, 22173), (3420, 21006), (3501, 20520), (3890, 18468), (4104, 17505), (4617, 15560), (4668, 15390), (4860, 14782), (5130, 14004), (5835, 12312), (6156, 11670), (6840, 10503), (7002, 10260), (7391, 9720), (7695, 9336), (7780, 9234)]