408921120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1427}}^1$

素因数の和:1647

約数の個数: 144

約数和(自身を含む): 1403438400

約数和(自身を除く): 994517280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 199, 240, 288, 360, 398, 480, 597, 720, 796, 995, 1194, 1427, 1440, 1592, 1791, 1990, 2388, 2854, 2985, 3184, 3582, 3980, 4281, 4776, 5708, 5970, 6368, 7135, 7164, 7960, 8562, 8955, 9552, 11416, 11940, 12843, 14270, 14328, 15920, 17124, 17910, 19104, 21405, 22832, 23880, 25686, 28540, 28656, 31840, 34248, 35820, 42810, 45664, 47760, 51372, 57080, 57312, 64215, 68496, 71640, 85620, 95520, 102744, 114160, 128430, 136992, 143280, 171240, 205488, 228320, 256860, 283973, 286560, 342480, 410976, 513720, 567946, 684960, 851919, 1027440, 1135892, 1419865, 1703838, 2054880, 2271784, 2555757, 2839730, 3407676, 4259595, 4543568, 5111514, 5679460, 6815352, 8519190, 9087136, 10223028, 11358920, 12778785, 13630704, 17038380, 20446056, 22717840, 25557570, 27261408, 34076760, 40892112, 45435680, 51115140, 68153520, 81784224, 102230280, 136307040, 204460560, 408921120]

約数ペア:

[(1, 408921120), (2, 204460560), (3, 136307040), (4, 102230280), (5, 81784224), (6, 68153520), (8, 51115140), (9, 45435680), (10, 40892112), (12, 34076760), (15, 27261408), (16, 25557570), (18, 22717840), (20, 20446056), (24, 17038380), (30, 13630704), (32, 12778785), (36, 11358920), (40, 10223028), (45, 9087136), (48, 8519190), (60, 6815352), (72, 5679460), (80, 5111514), (90, 4543568), (96, 4259595), (120, 3407676), (144, 2839730), (160, 2555757), (180, 2271784), (199, 2054880), (240, 1703838), (288, 1419865), (360, 1135892), (398, 1027440), (480, 851919), (597, 684960), (720, 567946), (796, 513720), (995, 410976), (1194, 342480), (1427, 286560), (1440, 283973), (1592, 256860), (1791, 228320), (1990, 205488), (2388, 171240), (2854, 143280), (2985, 136992), (3184, 128430), (3582, 114160), (3980, 102744), (4281, 95520), (4776, 85620), (5708, 71640), (5970, 68496), (6368, 64215), (7135, 57312), (7164, 57080), (7960, 51372), (8562, 47760), (8955, 45664), (9552, 42810), (11416, 35820), (11940, 34248), (12843, 31840), (14270, 28656), (14328, 28540), (15920, 25686), (17124, 23880), (17910, 22832), (19104, 21405)]