641266896

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{653}}^1$

素因数の和:1204

約数の個数: 80

約数和(自身を含む): 1703016000

約数和(自身を除く): 1061749104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 499, 653, 656, 984, 998, 1306, 1497, 1959, 1968, 1996, 2612, 2994, 3918, 3992, 5224, 5988, 7836, 7984, 10448, 11976, 15672, 20459, 23952, 26773, 31344, 40918, 53546, 61377, 80319, 81836, 107092, 122754, 160638, 163672, 214184, 245508, 321276, 325847, 327344, 428368, 491016, 642552, 651694, 977541, 982032, 1285104, 1303388, 1955082, 2606776, 3910164, 5213552, 7820328, 13359727, 15640656, 26719454, 40079181, 53438908, 80158362, 106877816, 160316724, 213755632, 320633448, 641266896]

約数ペア:

[(1, 641266896), (2, 320633448), (3, 213755632), (4, 160316724), (6, 106877816), (8, 80158362), (12, 53438908), (16, 40079181), (24, 26719454), (41, 15640656), (48, 13359727), (82, 7820328), (123, 5213552), (164, 3910164), (246, 2606776), (328, 1955082), (492, 1303388), (499, 1285104), (653, 982032), (656, 977541), (984, 651694), (998, 642552), (1306, 491016), (1497, 428368), (1959, 327344), (1968, 325847), (1996, 321276), (2612, 245508), (2994, 214184), (3918, 163672), (3992, 160638), (5224, 122754), (5988, 107092), (7836, 81836), (7984, 80319), (10448, 61377), (11976, 53546), (15672, 40918), (20459, 31344), (23952, 26773)]