166956880

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:412

約数の個数: 80

約数和(自身を含む): 397742400

約数和(自身を除く): 230785520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 131, 178, 179, 262, 356, 358, 445, 524, 655, 712, 716, 890, 895, 1048, 1310, 1424, 1432, 1780, 1790, 2096, 2620, 2864, 3560, 3580, 5240, 7120, 7160, 10480, 11659, 14320, 15931, 23318, 23449, 31862, 46636, 46898, 58295, 63724, 79655, 93272, 93796, 116590, 117245, 127448, 159310, 186544, 187592, 233180, 234490, 254896, 318620, 375184, 466360, 468980, 637240, 932720, 937960, 1274480, 1875920, 2086961, 4173922, 8347844, 10434805, 16695688, 20869610, 33391376, 41739220, 83478440, 166956880]

約数ペア:

[(1, 166956880), (2, 83478440), (4, 41739220), (5, 33391376), (8, 20869610), (10, 16695688), (16, 10434805), (20, 8347844), (40, 4173922), (80, 2086961), (89, 1875920), (131, 1274480), (178, 937960), (179, 932720), (262, 637240), (356, 468980), (358, 466360), (445, 375184), (524, 318620), (655, 254896), (712, 234490), (716, 233180), (890, 187592), (895, 186544), (1048, 159310), (1310, 127448), (1424, 117245), (1432, 116590), (1780, 93796), (1790, 93272), (2096, 79655), (2620, 63724), (2864, 58295), (3560, 46898), (3580, 46636), (5240, 31862), (7120, 23449), (7160, 23318), (10480, 15931), (11659, 14320)]