71378720

素因数分解:

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

素因数の和:754

約数の個数: 96

約数和(自身を含む): 194939136

約数和(自身を除く): 123560416

約数列:

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

約数ペア:

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