445504920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2113}}^1$

素因数の和:2385

約数の個数: 128

約数和(自身を含む): 1534256640

約数和(自身を除く): 1088751720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 251, 280, 420, 502, 753, 840, 1004, 1255, 1506, 1757, 2008, 2113, 2510, 3012, 3514, 3765, 4226, 5020, 5271, 6024, 6339, 7028, 7530, 8452, 8785, 10040, 10542, 10565, 12678, 14056, 14791, 15060, 16904, 17570, 21084, 21130, 25356, 26355, 29582, 30120, 31695, 35140, 42168, 42260, 44373, 50712, 52710, 59164, 63390, 70280, 73955, 84520, 88746, 105420, 118328, 126780, 147910, 177492, 210840, 221865, 253560, 295820, 354984, 443730, 530363, 591640, 887460, 1060726, 1591089, 1774920, 2121452, 2651815, 3182178, 3712541, 4242904, 5303630, 6364356, 7425082, 7955445, 10607260, 11137623, 12728712, 14850164, 15910890, 18562705, 21214520, 22275246, 29700328, 31821780, 37125410, 44550492, 55688115, 63643560, 74250820, 89100984, 111376230, 148501640, 222752460, 445504920]

約数ペア:

[(1, 445504920), (2, 222752460), (3, 148501640), (4, 111376230), (5, 89100984), (6, 74250820), (7, 63643560), (8, 55688115), (10, 44550492), (12, 37125410), (14, 31821780), (15, 29700328), (20, 22275246), (21, 21214520), (24, 18562705), (28, 15910890), (30, 14850164), (35, 12728712), (40, 11137623), (42, 10607260), (56, 7955445), (60, 7425082), (70, 6364356), (84, 5303630), (105, 4242904), (120, 3712541), (140, 3182178), (168, 2651815), (210, 2121452), (251, 1774920), (280, 1591089), (420, 1060726), (502, 887460), (753, 591640), (840, 530363), (1004, 443730), (1255, 354984), (1506, 295820), (1757, 253560), (2008, 221865), (2113, 210840), (2510, 177492), (3012, 147910), (3514, 126780), (3765, 118328), (4226, 105420), (5020, 88746), (5271, 84520), (6024, 73955), (6339, 70280), (7028, 63390), (7530, 59164), (8452, 52710), (8785, 50712), (10040, 44373), (10542, 42260), (10565, 42168), (12678, 35140), (14056, 31695), (14791, 30120), (15060, 29582), (16904, 26355), (17570, 25356), (21084, 21130)]