1564975280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:248

約数の個数: 240

約数和(自身を含む): 4306391040

約数和(自身を除く): 2741415760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 67, 76, 80, 88, 95, 110, 121, 127, 134, 152, 176, 190, 209, 220, 242, 254, 268, 304, 335, 380, 418, 440, 484, 508, 536, 605, 635, 670, 737, 760, 836, 880, 968, 1016, 1045, 1072, 1210, 1270, 1273, 1340, 1397, 1474, 1520, 1672, 1936, 2032, 2090, 2299, 2413, 2420, 2540, 2546, 2680, 2794, 2948, 3344, 3685, 4180, 4598, 4826, 4840, 5080, 5092, 5360, 5588, 5896, 6365, 6985, 7370, 8107, 8360, 8509, 9196, 9652, 9680, 10160, 10184, 11176, 11495, 11792, 12065, 12730, 13970, 14003, 14740, 15367, 16214, 16720, 17018, 18392, 19304, 20368, 22352, 22990, 24130, 25460, 26543, 27940, 28006, 29480, 30734, 32428, 34036, 36784, 38608, 40535, 42545, 45980, 48260, 50920, 53086, 55880, 56012, 58960, 61468, 64856, 68072, 70015, 76835, 81070, 85090, 91960, 93599, 96520, 101840, 106172, 111760, 112024, 122936, 129712, 132715, 136144, 140030, 153670, 154033, 161671, 162140, 170180, 183920, 187198, 193040, 212344, 224048, 245872, 265430, 280060, 291973, 307340, 308066, 323342, 324280, 340360, 374396, 424688, 467995, 530860, 560120, 583946, 614680, 616132, 646684, 648560, 680720, 748792, 770165, 808355, 935990, 1029589, 1061720, 1120240, 1167892, 1229360, 1232264, 1293368, 1459865, 1497584, 1540330, 1616710, 1778381, 1871980, 2059178, 2123440, 2335784, 2464528, 2586736, 2919730, 3080660, 3233420, 3556762, 3743960, 4118356, 4671568, 5147945, 5839460, 6161320, 6466840, 7113524, 7487920, 8236712, 8891905, 10295890, 11678920, 12322640, 12933680, 14227048, 16473424, 17783810, 19562191, 20591780, 23357840, 28454096, 35567620, 39124382, 41183560, 71135240, 78248764, 82367120, 97810955, 142270480, 156497528, 195621910, 312995056, 391243820, 782487640, 1564975280]

約数ペア:

[(1, 1564975280), (2, 782487640), (4, 391243820), (5, 312995056), (8, 195621910), (10, 156497528), (11, 142270480), (16, 97810955), (19, 82367120), (20, 78248764), (22, 71135240), (38, 41183560), (40, 39124382), (44, 35567620), (55, 28454096), (67, 23357840), (76, 20591780), (80, 19562191), (88, 17783810), (95, 16473424), (110, 14227048), (121, 12933680), (127, 12322640), (134, 11678920), (152, 10295890), (176, 8891905), (190, 8236712), (209, 7487920), (220, 7113524), (242, 6466840), (254, 6161320), (268, 5839460), (304, 5147945), (335, 4671568), (380, 4118356), (418, 3743960), (440, 3556762), (484, 3233420), (508, 3080660), (536, 2919730), (605, 2586736), (635, 2464528), (670, 2335784), (737, 2123440), (760, 2059178), (836, 1871980), (880, 1778381), (968, 1616710), (1016, 1540330), (1045, 1497584), (1072, 1459865), (1210, 1293368), (1270, 1232264), (1273, 1229360), (1340, 1167892), (1397, 1120240), (1474, 1061720), (1520, 1029589), (1672, 935990), (1936, 808355), (2032, 770165), (2090, 748792), (2299, 680720), (2413, 648560), (2420, 646684), (2540, 616132), (2546, 614680), (2680, 583946), (2794, 560120), (2948, 530860), (3344, 467995), (3685, 424688), (4180, 374396), (4598, 340360), (4826, 324280), (4840, 323342), (5080, 308066), (5092, 307340), (5360, 291973), (5588, 280060), (5896, 265430), (6365, 245872), (6985, 224048), (7370, 212344), (8107, 193040), (8360, 187198), (8509, 183920), (9196, 170180), (9652, 162140), (9680, 161671), (10160, 154033), (10184, 153670), (11176, 140030), (11495, 136144), (11792, 132715), (12065, 129712), (12730, 122936), (13970, 112024), (14003, 111760), (14740, 106172), (15367, 101840), (16214, 96520), (16720, 93599), (17018, 91960), (18392, 85090), (19304, 81070), (20368, 76835), (22352, 70015), (22990, 68072), (24130, 64856), (25460, 61468), (26543, 58960), (27940, 56012), (28006, 55880), (29480, 53086), (30734, 50920), (32428, 48260), (34036, 45980), (36784, 42545), (38608, 40535)]