18855200

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:84

約数の個数: 216

約数和(自身を含む): 59222772

約数和(自身を除く): 40367572

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 37, 40, 49, 50, 52, 56, 65, 70, 74, 80, 91, 98, 100, 104, 112, 130, 140, 148, 160, 175, 182, 185, 196, 200, 208, 224, 245, 259, 260, 280, 296, 325, 350, 364, 370, 392, 400, 416, 455, 481, 490, 518, 520, 560, 592, 637, 650, 700, 728, 740, 784, 800, 910, 925, 962, 980, 1036, 1040, 1120, 1184, 1225, 1274, 1295, 1300, 1400, 1456, 1480, 1568, 1813, 1820, 1850, 1924, 1960, 2072, 2080, 2275, 2405, 2450, 2548, 2590, 2600, 2800, 2912, 2960, 3185, 3367, 3626, 3640, 3700, 3848, 3920, 4144, 4550, 4810, 4900, 5096, 5180, 5200, 5600, 5920, 6370, 6475, 6734, 7252, 7280, 7400, 7696, 7840, 8288, 9065, 9100, 9620, 9800, 10192, 10360, 10400, 12025, 12740, 12950, 13468, 14504, 14560, 14800, 15392, 15925, 16835, 18130, 18200, 19240, 19600, 20384, 20720, 23569, 24050, 25480, 25900, 26936, 29008, 29600, 31850, 33670, 36260, 36400, 38480, 39200, 41440, 45325, 47138, 48100, 50960, 51800, 53872, 58016, 63700, 67340, 72520, 72800, 76960, 84175, 90650, 94276, 96200, 101920, 103600, 107744, 117845, 127400, 134680, 145040, 168350, 181300, 188552, 192400, 207200, 235690, 254800, 269360, 290080, 336700, 362600, 377104, 384800, 471380, 509600, 538720, 589225, 673400, 725200, 754208, 942760, 1178450, 1346800, 1450400, 1885520, 2356900, 2693600, 3771040, 4713800, 9427600, 18855200]

約数ペア:

[(1, 18855200), (2, 9427600), (4, 4713800), (5, 3771040), (7, 2693600), (8, 2356900), (10, 1885520), (13, 1450400), (14, 1346800), (16, 1178450), (20, 942760), (25, 754208), (26, 725200), (28, 673400), (32, 589225), (35, 538720), (37, 509600), (40, 471380), (49, 384800), (50, 377104), (52, 362600), (56, 336700), (65, 290080), (70, 269360), (74, 254800), (80, 235690), (91, 207200), (98, 192400), (100, 188552), (104, 181300), (112, 168350), (130, 145040), (140, 134680), (148, 127400), (160, 117845), (175, 107744), (182, 103600), (185, 101920), (196, 96200), (200, 94276), (208, 90650), (224, 84175), (245, 76960), (259, 72800), (260, 72520), (280, 67340), (296, 63700), (325, 58016), (350, 53872), (364, 51800), (370, 50960), (392, 48100), (400, 47138), (416, 45325), (455, 41440), (481, 39200), (490, 38480), (518, 36400), (520, 36260), (560, 33670), (592, 31850), (637, 29600), (650, 29008), (700, 26936), (728, 25900), (740, 25480), (784, 24050), (800, 23569), (910, 20720), (925, 20384), (962, 19600), (980, 19240), (1036, 18200), (1040, 18130), (1120, 16835), (1184, 15925), (1225, 15392), (1274, 14800), (1295, 14560), (1300, 14504), (1400, 13468), (1456, 12950), (1480, 12740), (1568, 12025), (1813, 10400), (1820, 10360), (1850, 10192), (1924, 9800), (1960, 9620), (2072, 9100), (2080, 9065), (2275, 8288), (2405, 7840), (2450, 7696), (2548, 7400), (2590, 7280), (2600, 7252), (2800, 6734), (2912, 6475), (2960, 6370), (3185, 5920), (3367, 5600), (3626, 5200), (3640, 5180), (3700, 5096), (3848, 4900), (3920, 4810), (4144, 4550)]