30940288

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 65116800

約数和(自身を除く): 34176512

約数列:

[1, 2, 4, 8, 16, 32, 37, 47, 64, 74, 94, 128, 139, 148, 188, 278, 296, 376, 556, 592, 752, 1112, 1184, 1504, 1739, 2224, 2368, 3008, 3478, 4448, 4736, 5143, 6016, 6533, 6956, 8896, 10286, 13066, 13912, 17792, 20572, 26132, 27824, 41144, 52264, 55648, 82288, 104528, 111296, 164576, 209056, 222592, 241721, 329152, 418112, 483442, 658304, 836224, 966884, 1933768, 3867536, 7735072, 15470144, 30940288]

約数ペア:

[(1, 30940288), (2, 15470144), (4, 7735072), (8, 3867536), (16, 1933768), (32, 966884), (37, 836224), (47, 658304), (64, 483442), (74, 418112), (94, 329152), (128, 241721), (139, 222592), (148, 209056), (188, 164576), (278, 111296), (296, 104528), (376, 82288), (556, 55648), (592, 52264), (752, 41144), (1112, 27824), (1184, 26132), (1504, 20572), (1739, 17792), (2224, 13912), (2368, 13066), (3008, 10286), (3478, 8896), (4448, 6956), (4736, 6533), (5143, 6016)]