142757440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:756

約数の個数: 112

約数和(自身を含む): 392972544

約数和(自身を除く): 250215104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 101, 112, 140, 160, 202, 224, 280, 320, 404, 448, 505, 560, 631, 707, 808, 1010, 1120, 1262, 1414, 1616, 2020, 2240, 2524, 2828, 3155, 3232, 3535, 4040, 4417, 5048, 5656, 6310, 6464, 7070, 8080, 8834, 10096, 11312, 12620, 14140, 16160, 17668, 20192, 22085, 22624, 25240, 28280, 32320, 35336, 40384, 44170, 45248, 50480, 56560, 63731, 70672, 88340, 100960, 113120, 127462, 141344, 176680, 201920, 226240, 254924, 282688, 318655, 353360, 446117, 509848, 637310, 706720, 892234, 1019696, 1274620, 1413440, 1784468, 2039392, 2230585, 2549240, 3568936, 4078784, 4461170, 5098480, 7137872, 8922340, 10196960, 14275744, 17844680, 20393920, 28551488, 35689360, 71378720, 142757440]

約数ペア:

[(1, 142757440), (2, 71378720), (4, 35689360), (5, 28551488), (7, 20393920), (8, 17844680), (10, 14275744), (14, 10196960), (16, 8922340), (20, 7137872), (28, 5098480), (32, 4461170), (35, 4078784), (40, 3568936), (56, 2549240), (64, 2230585), (70, 2039392), (80, 1784468), (101, 1413440), (112, 1274620), (140, 1019696), (160, 892234), (202, 706720), (224, 637310), (280, 509848), (320, 446117), (404, 353360), (448, 318655), (505, 282688), (560, 254924), (631, 226240), (707, 201920), (808, 176680), (1010, 141344), (1120, 127462), (1262, 113120), (1414, 100960), (1616, 88340), (2020, 70672), (2240, 63731), (2524, 56560), (2828, 50480), (3155, 45248), (3232, 44170), (3535, 40384), (4040, 35336), (4417, 32320), (5048, 28280), (5656, 25240), (6310, 22624), (6464, 22085), (7070, 20192), (8080, 17668), (8834, 16160), (10096, 14140), (11312, 12620)]