55299720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1531}}^1$

素因数の和:1595

約数の個数: 128

約数和(自身を含む): 194135040

約数和(自身を除く): 138835320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1531, 1720, 1806, 2408, 2580, 3010, 3062, 3612, 4515, 4593, 5160, 6020, 6124, 7224, 7655, 9030, 9186, 10717, 12040, 12248, 15310, 18060, 18372, 21434, 22965, 30620, 32151, 36120, 36744, 42868, 45930, 53585, 61240, 64302, 65833, 85736, 91860, 107170, 128604, 131666, 160755, 183720, 197499, 214340, 257208, 263332, 321510, 329165, 394998, 428680, 460831, 526664, 643020, 658330, 789996, 921662, 987495, 1286040, 1316660, 1382493, 1579992, 1843324, 1974990, 2304155, 2633320, 2764986, 3686648, 3949980, 4608310, 5529972, 6912465, 7899960, 9216620, 11059944, 13824930, 18433240, 27649860, 55299720]

約数ペア:

[(1, 55299720), (2, 27649860), (3, 18433240), (4, 13824930), (5, 11059944), (6, 9216620), (7, 7899960), (8, 6912465), (10, 5529972), (12, 4608310), (14, 3949980), (15, 3686648), (20, 2764986), (21, 2633320), (24, 2304155), (28, 1974990), (30, 1843324), (35, 1579992), (40, 1382493), (42, 1316660), (43, 1286040), (56, 987495), (60, 921662), (70, 789996), (84, 658330), (86, 643020), (105, 526664), (120, 460831), (129, 428680), (140, 394998), (168, 329165), (172, 321510), (210, 263332), (215, 257208), (258, 214340), (280, 197499), (301, 183720), (344, 160755), (420, 131666), (430, 128604), (516, 107170), (602, 91860), (645, 85736), (840, 65833), (860, 64302), (903, 61240), (1032, 53585), (1204, 45930), (1290, 42868), (1505, 36744), (1531, 36120), (1720, 32151), (1806, 30620), (2408, 22965), (2580, 21434), (3010, 18372), (3062, 18060), (3612, 15310), (4515, 12248), (4593, 12040), (5160, 10717), (6020, 9186), (6124, 9030), (7224, 7655)]