321570496

素因数分解:

$2^6\times {\mathrm{13}}^3\times {\mathrm{2287}}^1$

素因数の和:2338

約数の個数: 56

約数和(自身を含む): 691570880

約数和(自身を除く): 370000384

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 2197, 2287, 2704, 4394, 4574, 5408, 8788, 9148, 10816, 17576, 18296, 29731, 35152, 36592, 59462, 70304, 73184, 118924, 140608, 146368, 237848, 386503, 475696, 773006, 951392, 1546012, 1902784, 3092024, 5024539, 6184048, 10049078, 12368096, 20098156, 24736192, 40196312, 80392624, 160785248, 321570496]

約数ペア:

[(1, 321570496), (2, 160785248), (4, 80392624), (8, 40196312), (13, 24736192), (16, 20098156), (26, 12368096), (32, 10049078), (52, 6184048), (64, 5024539), (104, 3092024), (169, 1902784), (208, 1546012), (338, 951392), (416, 773006), (676, 475696), (832, 386503), (1352, 237848), (2197, 146368), (2287, 140608), (2704, 118924), (4394, 73184), (4574, 70304), (5408, 59462), (8788, 36592), (9148, 35152), (10816, 29731), (17576, 18296)]