16455180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 55732320

約数和(自身を除く): 39277140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 193, 196, 203, 210, 245, 290, 294, 348, 386, 406, 420, 435, 490, 579, 580, 588, 609, 735, 772, 812, 870, 965, 980, 1015, 1158, 1218, 1351, 1421, 1470, 1740, 1930, 2030, 2316, 2436, 2702, 2842, 2895, 2940, 3045, 3860, 4053, 4060, 4263, 5404, 5597, 5684, 5790, 6090, 6755, 7105, 8106, 8526, 9457, 11194, 11580, 12180, 13510, 14210, 16212, 16791, 17052, 18914, 20265, 21315, 22388, 27020, 27985, 28371, 28420, 33582, 37828, 39179, 40530, 42630, 47285, 55970, 56742, 67164, 78358, 81060, 83955, 85260, 94570, 111940, 113484, 117537, 141855, 156716, 167910, 189140, 195895, 235074, 274253, 283710, 335820, 391790, 470148, 548506, 567420, 587685, 783580, 822759, 1097012, 1175370, 1371265, 1645518, 2350740, 2742530, 3291036, 4113795, 5485060, 8227590, 16455180]

約数ペア:

[(1, 16455180), (2, 8227590), (3, 5485060), (4, 4113795), (5, 3291036), (6, 2742530), (7, 2350740), (10, 1645518), (12, 1371265), (14, 1175370), (15, 1097012), (20, 822759), (21, 783580), (28, 587685), (29, 567420), (30, 548506), (35, 470148), (42, 391790), (49, 335820), (58, 283710), (60, 274253), (70, 235074), (84, 195895), (87, 189140), (98, 167910), (105, 156716), (116, 141855), (140, 117537), (145, 113484), (147, 111940), (174, 94570), (193, 85260), (196, 83955), (203, 81060), (210, 78358), (245, 67164), (290, 56742), (294, 55970), (348, 47285), (386, 42630), (406, 40530), (420, 39179), (435, 37828), (490, 33582), (579, 28420), (580, 28371), (588, 27985), (609, 27020), (735, 22388), (772, 21315), (812, 20265), (870, 18914), (965, 17052), (980, 16791), (1015, 16212), (1158, 14210), (1218, 13510), (1351, 12180), (1421, 11580), (1470, 11194), (1740, 9457), (1930, 8526), (2030, 8106), (2316, 7105), (2436, 6755), (2702, 6090), (2842, 5790), (2895, 5684), (2940, 5597), (3045, 5404), (3860, 4263), (4053, 4060)]