262020880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3769}}^1$

素因数の和:3872

約数の個数: 80

約数和(自身を含む): 673171200

約数和(自身を除く): 411150320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 395, 440, 632, 790, 869, 880, 1264, 1580, 1738, 3160, 3476, 3769, 4345, 6320, 6952, 7538, 8690, 13904, 15076, 17380, 18845, 30152, 34760, 37690, 41459, 60304, 69520, 75380, 82918, 150760, 165836, 207295, 297751, 301520, 331672, 414590, 595502, 663344, 829180, 1191004, 1488755, 1658360, 2382008, 2977510, 3275261, 3316720, 4764016, 5955020, 6550522, 11910040, 13101044, 16376305, 23820080, 26202088, 32752610, 52404176, 65505220, 131010440, 262020880]

約数ペア:

[(1, 262020880), (2, 131010440), (4, 65505220), (5, 52404176), (8, 32752610), (10, 26202088), (11, 23820080), (16, 16376305), (20, 13101044), (22, 11910040), (40, 6550522), (44, 5955020), (55, 4764016), (79, 3316720), (80, 3275261), (88, 2977510), (110, 2382008), (158, 1658360), (176, 1488755), (220, 1191004), (316, 829180), (395, 663344), (440, 595502), (632, 414590), (790, 331672), (869, 301520), (880, 297751), (1264, 207295), (1580, 165836), (1738, 150760), (3160, 82918), (3476, 75380), (3769, 69520), (4345, 60304), (6320, 41459), (6952, 37690), (7538, 34760), (8690, 30152), (13904, 18845), (15076, 17380)]