817679520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{81119}}^1$

素因数の和:81147

約数の個数: 144

約数和(自身を含む): 3188989440

約数和(自身を除く): 2371309920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 81119, 162238, 243357, 324476, 405595, 486714, 567833, 648952, 730071, 811190, 973428, 1135666, 1216785, 1297904, 1460142, 1622380, 1703499, 1946856, 2271332, 2433570, 2595808, 2839165, 2920284, 3244760, 3406998, 3650355, 3893712, 4542664, 4867140, 5110497, 5678330, 5840568, 6489520, 6813996, 7300710, 7787424, 8517495, 9085328, 9734280, 10220994, 11356660, 11681136, 12979040, 13627992, 14601420, 17034990, 18170656, 19468560, 20441988, 22713320, 23362272, 25552485, 27255984, 29202840, 34069980, 38937120, 40883976, 45426640, 51104970, 54511968, 58405680, 68139960, 81767952, 90853280, 102209940, 116811360, 136279920, 163535904, 204419880, 272559840, 408839760, 817679520]

約数ペア:

[(1, 817679520), (2, 408839760), (3, 272559840), (4, 204419880), (5, 163535904), (6, 136279920), (7, 116811360), (8, 102209940), (9, 90853280), (10, 81767952), (12, 68139960), (14, 58405680), (15, 54511968), (16, 51104970), (18, 45426640), (20, 40883976), (21, 38937120), (24, 34069980), (28, 29202840), (30, 27255984), (32, 25552485), (35, 23362272), (36, 22713320), (40, 20441988), (42, 19468560), (45, 18170656), (48, 17034990), (56, 14601420), (60, 13627992), (63, 12979040), (70, 11681136), (72, 11356660), (80, 10220994), (84, 9734280), (90, 9085328), (96, 8517495), (105, 7787424), (112, 7300710), (120, 6813996), (126, 6489520), (140, 5840568), (144, 5678330), (160, 5110497), (168, 4867140), (180, 4542664), (210, 3893712), (224, 3650355), (240, 3406998), (252, 3244760), (280, 2920284), (288, 2839165), (315, 2595808), (336, 2433570), (360, 2271332), (420, 1946856), (480, 1703499), (504, 1622380), (560, 1460142), (630, 1297904), (672, 1216785), (720, 1135666), (840, 973428), (1008, 811190), (1120, 730071), (1260, 648952), (1440, 567833), (1680, 486714), (2016, 405595), (2520, 324476), (3360, 243357), (5040, 162238), (10080, 81119)]