70473760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 197792280

約数和(自身を除く): 127318520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 89, 98, 101, 112, 140, 160, 178, 196, 202, 224, 245, 280, 356, 392, 404, 445, 490, 505, 560, 623, 707, 712, 784, 808, 890, 980, 1010, 1120, 1246, 1414, 1424, 1568, 1616, 1780, 1960, 2020, 2492, 2828, 2848, 3115, 3232, 3535, 3560, 3920, 4040, 4361, 4949, 4984, 5656, 6230, 7070, 7120, 7840, 8080, 8722, 8989, 9898, 9968, 11312, 12460, 14140, 14240, 16160, 17444, 17978, 19796, 19936, 21805, 22624, 24745, 24920, 28280, 34888, 35956, 39592, 43610, 44945, 49490, 49840, 56560, 62923, 69776, 71912, 79184, 87220, 89890, 98980, 99680, 113120, 125846, 139552, 143824, 158368, 174440, 179780, 197960, 251692, 287648, 314615, 348880, 359560, 395920, 440461, 503384, 629230, 697760, 719120, 791840, 880922, 1006768, 1258460, 1438240, 1761844, 2013536, 2202305, 2516920, 3523688, 4404610, 5033840, 7047376, 8809220, 10067680, 14094752, 17618440, 35236880, 70473760]

約数ペア:

[(1, 70473760), (2, 35236880), (4, 17618440), (5, 14094752), (7, 10067680), (8, 8809220), (10, 7047376), (14, 5033840), (16, 4404610), (20, 3523688), (28, 2516920), (32, 2202305), (35, 2013536), (40, 1761844), (49, 1438240), (56, 1258460), (70, 1006768), (80, 880922), (89, 791840), (98, 719120), (101, 697760), (112, 629230), (140, 503384), (160, 440461), (178, 395920), (196, 359560), (202, 348880), (224, 314615), (245, 287648), (280, 251692), (356, 197960), (392, 179780), (404, 174440), (445, 158368), (490, 143824), (505, 139552), (560, 125846), (623, 113120), (707, 99680), (712, 98980), (784, 89890), (808, 87220), (890, 79184), (980, 71912), (1010, 69776), (1120, 62923), (1246, 56560), (1414, 49840), (1424, 49490), (1568, 44945), (1616, 43610), (1780, 39592), (1960, 35956), (2020, 34888), (2492, 28280), (2828, 24920), (2848, 24745), (3115, 22624), (3232, 21805), (3535, 19936), (3560, 19796), (3920, 17978), (4040, 17444), (4361, 16160), (4949, 14240), (4984, 14140), (5656, 12460), (6230, 11312), (7070, 9968), (7120, 9898), (7840, 8989), (8080, 8722)]