321490192

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{373}}^1\times {\mathrm{523}}^1$

素因数の和:1007

約数の個数: 40

約数和(自身を含む): 631826624

約数和(自身を除く): 310336432

約数列:

[1, 2, 4, 8, 16, 103, 206, 373, 412, 523, 746, 824, 1046, 1492, 1648, 2092, 2984, 4184, 5968, 8368, 38419, 53869, 76838, 107738, 153676, 195079, 215476, 307352, 390158, 430952, 614704, 780316, 861904, 1560632, 3121264, 20093137, 40186274, 80372548, 160745096, 321490192]

約数ペア:

[(1, 321490192), (2, 160745096), (4, 80372548), (8, 40186274), (16, 20093137), (103, 3121264), (206, 1560632), (373, 861904), (412, 780316), (523, 614704), (746, 430952), (824, 390158), (1046, 307352), (1492, 215476), (1648, 195079), (2092, 153676), (2984, 107738), (4184, 76838), (5968, 53869), (8368, 38419)]