20479200

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:106

約数の個数: 288

約数和(自身を含む): 80994816

約数和(自身を除く): 60515616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 25, 28, 30, 32, 35, 40, 42, 46, 48, 50, 53, 56, 60, 69, 70, 75, 80, 84, 92, 96, 100, 105, 106, 112, 115, 120, 138, 140, 150, 159, 160, 161, 168, 175, 184, 200, 210, 212, 224, 230, 240, 265, 276, 280, 300, 318, 322, 336, 345, 350, 368, 371, 400, 420, 424, 460, 480, 483, 525, 530, 552, 560, 575, 600, 636, 644, 672, 690, 700, 736, 742, 795, 800, 805, 840, 848, 920, 966, 1050, 1060, 1104, 1113, 1120, 1150, 1200, 1219, 1272, 1288, 1325, 1380, 1400, 1484, 1590, 1610, 1680, 1696, 1725, 1840, 1855, 1932, 2100, 2120, 2208, 2226, 2300, 2400, 2415, 2438, 2544, 2576, 2650, 2760, 2800, 2968, 3180, 3220, 3360, 3450, 3657, 3680, 3710, 3864, 3975, 4025, 4200, 4240, 4452, 4600, 4830, 4876, 5088, 5152, 5300, 5520, 5565, 5600, 5936, 6095, 6360, 6440, 6900, 7314, 7420, 7728, 7950, 8050, 8400, 8480, 8533, 8904, 9200, 9275, 9660, 9752, 10600, 11040, 11130, 11872, 12075, 12190, 12720, 12880, 13800, 14628, 14840, 15456, 15900, 16100, 16800, 17066, 17808, 18285, 18400, 18550, 19320, 19504, 21200, 22260, 24150, 24380, 25440, 25599, 25760, 27600, 27825, 29256, 29680, 30475, 31800, 32200, 34132, 35616, 36570, 37100, 38640, 39008, 42400, 42665, 44520, 48300, 48760, 51198, 55200, 55650, 58512, 59360, 60950, 63600, 64400, 68264, 73140, 74200, 77280, 85330, 89040, 91425, 96600, 97520, 102396, 111300, 117024, 121900, 127200, 127995, 128800, 136528, 146280, 148400, 170660, 178080, 182850, 193200, 195040, 204792, 213325, 222600, 243800, 255990, 273056, 292560, 296800, 341320, 365700, 386400, 409584, 426650, 445200, 487600, 511980, 585120, 639975, 682640, 731400, 819168, 853300, 890400, 975200, 1023960, 1279950, 1365280, 1462800, 1706600, 2047920, 2559900, 2925600, 3413200, 4095840, 5119800, 6826400, 10239600, 20479200]

約数ペア:

[(1, 20479200), (2, 10239600), (3, 6826400), (4, 5119800), (5, 4095840), (6, 3413200), (7, 2925600), (8, 2559900), (10, 2047920), (12, 1706600), (14, 1462800), (15, 1365280), (16, 1279950), (20, 1023960), (21, 975200), (23, 890400), (24, 853300), (25, 819168), (28, 731400), (30, 682640), (32, 639975), (35, 585120), (40, 511980), (42, 487600), (46, 445200), (48, 426650), (50, 409584), (53, 386400), (56, 365700), (60, 341320), (69, 296800), (70, 292560), (75, 273056), (80, 255990), (84, 243800), (92, 222600), (96, 213325), (100, 204792), (105, 195040), (106, 193200), (112, 182850), (115, 178080), (120, 170660), (138, 148400), (140, 146280), (150, 136528), (159, 128800), (160, 127995), (161, 127200), (168, 121900), (175, 117024), (184, 111300), (200, 102396), (210, 97520), (212, 96600), (224, 91425), (230, 89040), (240, 85330), (265, 77280), (276, 74200), (280, 73140), (300, 68264), (318, 64400), (322, 63600), (336, 60950), (345, 59360), (350, 58512), (368, 55650), (371, 55200), (400, 51198), (420, 48760), (424, 48300), (460, 44520), (480, 42665), (483, 42400), (525, 39008), (530, 38640), (552, 37100), (560, 36570), (575, 35616), (600, 34132), (636, 32200), (644, 31800), (672, 30475), (690, 29680), (700, 29256), (736, 27825), (742, 27600), (795, 25760), (800, 25599), (805, 25440), (840, 24380), (848, 24150), (920, 22260), (966, 21200), (1050, 19504), (1060, 19320), (1104, 18550), (1113, 18400), (1120, 18285), (1150, 17808), (1200, 17066), (1219, 16800), (1272, 16100), (1288, 15900), (1325, 15456), (1380, 14840), (1400, 14628), (1484, 13800), (1590, 12880), (1610, 12720), (1680, 12190), (1696, 12075), (1725, 11872), (1840, 11130), (1855, 11040), (1932, 10600), (2100, 9752), (2120, 9660), (2208, 9275), (2226, 9200), (2300, 8904), (2400, 8533), (2415, 8480), (2438, 8400), (2544, 8050), (2576, 7950), (2650, 7728), (2760, 7420), (2800, 7314), (2968, 6900), (3180, 6440), (3220, 6360), (3360, 6095), (3450, 5936), (3657, 5600), (3680, 5565), (3710, 5520), (3864, 5300), (3975, 5152), (4025, 5088), (4200, 4876), (4240, 4830), (4452, 4600)]