157788260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{11159}}^1$

素因数の和:11276

約数の個数: 48

約数和(自身を含む): 382475520

約数和(自身を除く): 224687260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 7070, 11159, 14140, 22318, 44636, 55795, 78113, 111590, 156226, 223180, 312452, 390565, 781130, 1127059, 1562260, 2254118, 4508236, 5635295, 7889413, 11270590, 15778826, 22541180, 31557652, 39447065, 78894130, 157788260]

約数ペア:

[(1, 157788260), (2, 78894130), (4, 39447065), (5, 31557652), (7, 22541180), (10, 15778826), (14, 11270590), (20, 7889413), (28, 5635295), (35, 4508236), (70, 2254118), (101, 1562260), (140, 1127059), (202, 781130), (404, 390565), (505, 312452), (707, 223180), (1010, 156226), (1414, 111590), (2020, 78113), (2828, 55795), (3535, 44636), (7070, 22318), (11159, 14140)]