196878720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{61}}^1$

素因数の和:165

約数の個数: 192

約数和(自身を含む): 653775120

約数和(自身を除く): 456896400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 61, 64, 80, 82, 96, 120, 122, 123, 128, 160, 164, 183, 192, 205, 240, 244, 246, 305, 320, 328, 366, 384, 410, 480, 488, 492, 610, 615, 640, 656, 732, 820, 915, 960, 976, 984, 1220, 1230, 1312, 1464, 1640, 1681, 1830, 1920, 1952, 1968, 2440, 2460, 2501, 2624, 2928, 3280, 3362, 3660, 3904, 3936, 4880, 4920, 5002, 5043, 5248, 5856, 6560, 6724, 7320, 7503, 7808, 7872, 8405, 9760, 9840, 10004, 10086, 11712, 12505, 13120, 13448, 14640, 15006, 15744, 16810, 19520, 19680, 20008, 20172, 23424, 25010, 25215, 26240, 26896, 29280, 30012, 33620, 37515, 39040, 39360, 40016, 40344, 50020, 50430, 53792, 58560, 60024, 67240, 75030, 78720, 80032, 80688, 100040, 100860, 102541, 107584, 117120, 120048, 134480, 150060, 160064, 161376, 200080, 201720, 205082, 215168, 240096, 268960, 300120, 307623, 320128, 322752, 400160, 403440, 410164, 480192, 512705, 537920, 600240, 615246, 645504, 800320, 806880, 820328, 960384, 1025410, 1075840, 1200480, 1230492, 1538115, 1600640, 1613760, 1640656, 2050820, 2400960, 2460984, 3076230, 3227520, 3281312, 4101640, 4801920, 4921968, 6152460, 6562624, 8203280, 9843936, 12304920, 13125248, 16406560, 19687872, 24609840, 32813120, 39375744, 49219680, 65626240, 98439360, 196878720]

約数ペア:

[(1, 196878720), (2, 98439360), (3, 65626240), (4, 49219680), (5, 39375744), (6, 32813120), (8, 24609840), (10, 19687872), (12, 16406560), (15, 13125248), (16, 12304920), (20, 9843936), (24, 8203280), (30, 6562624), (32, 6152460), (40, 4921968), (41, 4801920), (48, 4101640), (60, 3281312), (61, 3227520), (64, 3076230), (80, 2460984), (82, 2400960), (96, 2050820), (120, 1640656), (122, 1613760), (123, 1600640), (128, 1538115), (160, 1230492), (164, 1200480), (183, 1075840), (192, 1025410), (205, 960384), (240, 820328), (244, 806880), (246, 800320), (305, 645504), (320, 615246), (328, 600240), (366, 537920), (384, 512705), (410, 480192), (480, 410164), (488, 403440), (492, 400160), (610, 322752), (615, 320128), (640, 307623), (656, 300120), (732, 268960), (820, 240096), (915, 215168), (960, 205082), (976, 201720), (984, 200080), (1220, 161376), (1230, 160064), (1312, 150060), (1464, 134480), (1640, 120048), (1681, 117120), (1830, 107584), (1920, 102541), (1952, 100860), (1968, 100040), (2440, 80688), (2460, 80032), (2501, 78720), (2624, 75030), (2928, 67240), (3280, 60024), (3362, 58560), (3660, 53792), (3904, 50430), (3936, 50020), (4880, 40344), (4920, 40016), (5002, 39360), (5043, 39040), (5248, 37515), (5856, 33620), (6560, 30012), (6724, 29280), (7320, 26896), (7503, 26240), (7808, 25215), (7872, 25010), (8405, 23424), (9760, 20172), (9840, 20008), (10004, 19680), (10086, 19520), (11712, 16810), (12505, 15744), (13120, 15006), (13448, 14640)]