156968320

素因数分解:

$2^7\times 5^1\times {\mathrm{59}}^1\times {\mathrm{4157}}^1$

素因数の和:4235

約数の個数: 64

約数和(自身を含む): 381704400

約数和(自身を除く): 224736080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 295, 320, 472, 590, 640, 944, 1180, 1888, 2360, 3776, 4157, 4720, 7552, 8314, 9440, 16628, 18880, 20785, 33256, 37760, 41570, 66512, 83140, 133024, 166280, 245263, 266048, 332560, 490526, 532096, 665120, 981052, 1226315, 1330240, 1962104, 2452630, 2660480, 3924208, 4905260, 7848416, 9810520, 15696832, 19621040, 31393664, 39242080, 78484160, 156968320]

約数ペア:

[(1, 156968320), (2, 78484160), (4, 39242080), (5, 31393664), (8, 19621040), (10, 15696832), (16, 9810520), (20, 7848416), (32, 4905260), (40, 3924208), (59, 2660480), (64, 2452630), (80, 1962104), (118, 1330240), (128, 1226315), (160, 981052), (236, 665120), (295, 532096), (320, 490526), (472, 332560), (590, 266048), (640, 245263), (944, 166280), (1180, 133024), (1888, 83140), (2360, 66512), (3776, 41570), (4157, 37760), (4720, 33256), (7552, 20785), (8314, 18880), (9440, 16628)]