247871520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13241}}^1$

素因数の和:13275

約数の個数: 144

約数和(自身を含む): 910996632

約数和(自身を除く): 663125112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 13241, 18720, 26482, 39723, 52964, 66205, 79446, 105928, 119169, 132410, 158892, 172133, 198615, 211856, 238338, 264820, 317784, 344266, 397230, 423712, 476676, 516399, 529640, 595845, 635568, 688532, 794460, 860665, 953352, 1032798, 1059280, 1191690, 1271136, 1377064, 1549197, 1588920, 1721330, 1906704, 2065596, 2118560, 2383380, 2581995, 2754128, 3098394, 3177840, 3442660, 3813408, 4131192, 4766760, 5163990, 5508256, 6196788, 6355680, 6885320, 7745985, 8262384, 9533520, 10327980, 12393576, 13770640, 15491970, 16524768, 19067040, 20655960, 24787152, 27541280, 30983940, 41311920, 49574304, 61967880, 82623840, 123935760, 247871520]

約数ペア:

[(1, 247871520), (2, 123935760), (3, 82623840), (4, 61967880), (5, 49574304), (6, 41311920), (8, 30983940), (9, 27541280), (10, 24787152), (12, 20655960), (13, 19067040), (15, 16524768), (16, 15491970), (18, 13770640), (20, 12393576), (24, 10327980), (26, 9533520), (30, 8262384), (32, 7745985), (36, 6885320), (39, 6355680), (40, 6196788), (45, 5508256), (48, 5163990), (52, 4766760), (60, 4131192), (65, 3813408), (72, 3442660), (78, 3177840), (80, 3098394), (90, 2754128), (96, 2581995), (104, 2383380), (117, 2118560), (120, 2065596), (130, 1906704), (144, 1721330), (156, 1588920), (160, 1549197), (180, 1377064), (195, 1271136), (208, 1191690), (234, 1059280), (240, 1032798), (260, 953352), (288, 860665), (312, 794460), (360, 688532), (390, 635568), (416, 595845), (468, 529640), (480, 516399), (520, 476676), (585, 423712), (624, 397230), (720, 344266), (780, 317784), (936, 264820), (1040, 238338), (1170, 211856), (1248, 198615), (1440, 172133), (1560, 158892), (1872, 132410), (2080, 119169), (2340, 105928), (3120, 79446), (3744, 66205), (4680, 52964), (6240, 39723), (9360, 26482), (13241, 18720)]