346801280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:614

約数の個数: 128

約数和(自身を含む): 954720000

約数和(自身を除く): 607918720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 199, 224, 280, 320, 389, 398, 448, 560, 640, 778, 796, 896, 995, 1120, 1393, 1556, 1592, 1945, 1990, 2240, 2723, 2786, 3112, 3184, 3890, 3980, 4480, 5446, 5572, 6224, 6368, 6965, 7780, 7960, 10892, 11144, 12448, 12736, 13615, 13930, 15560, 15920, 21784, 22288, 24896, 25472, 27230, 27860, 31120, 31840, 43568, 44576, 49792, 54460, 55720, 62240, 63680, 77411, 87136, 89152, 108920, 111440, 124480, 127360, 154822, 174272, 178304, 217840, 222880, 248960, 309644, 348544, 387055, 435680, 445760, 541877, 619288, 774110, 871360, 891520, 1083754, 1238576, 1548220, 1742720, 2167508, 2477152, 2709385, 3096440, 4335016, 4954304, 5418770, 6192880, 8670032, 9908608, 10837540, 12385760, 17340064, 21675080, 24771520, 34680128, 43350160, 49543040, 69360256, 86700320, 173400640, 346801280]

約数ペア:

[(1, 346801280), (2, 173400640), (4, 86700320), (5, 69360256), (7, 49543040), (8, 43350160), (10, 34680128), (14, 24771520), (16, 21675080), (20, 17340064), (28, 12385760), (32, 10837540), (35, 9908608), (40, 8670032), (56, 6192880), (64, 5418770), (70, 4954304), (80, 4335016), (112, 3096440), (128, 2709385), (140, 2477152), (160, 2167508), (199, 1742720), (224, 1548220), (280, 1238576), (320, 1083754), (389, 891520), (398, 871360), (448, 774110), (560, 619288), (640, 541877), (778, 445760), (796, 435680), (896, 387055), (995, 348544), (1120, 309644), (1393, 248960), (1556, 222880), (1592, 217840), (1945, 178304), (1990, 174272), (2240, 154822), (2723, 127360), (2786, 124480), (3112, 111440), (3184, 108920), (3890, 89152), (3980, 87136), (4480, 77411), (5446, 63680), (5572, 62240), (6224, 55720), (6368, 54460), (6965, 49792), (7780, 44576), (7960, 43568), (10892, 31840), (11144, 31120), (12448, 27860), (12736, 27230), (13615, 25472), (13930, 24896), (15560, 22288), (15920, 21784)]