640851504

素因数分解:

$2^4\times 3^1\times {\mathrm{179}}^1\times {\mathrm{74587}}^1$

素因数の和:74777

約数の個数: 40

約数和(自身を含む): 1664804160

約数和(自身を除く): 1023952656

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 179, 358, 537, 716, 1074, 1432, 2148, 2864, 4296, 8592, 74587, 149174, 223761, 298348, 447522, 596696, 895044, 1193392, 1790088, 3580176, 13351073, 26702146, 40053219, 53404292, 80106438, 106808584, 160212876, 213617168, 320425752, 640851504]

約数ペア:

[(1, 640851504), (2, 320425752), (3, 213617168), (4, 160212876), (6, 106808584), (8, 80106438), (12, 53404292), (16, 40053219), (24, 26702146), (48, 13351073), (179, 3580176), (358, 1790088), (537, 1193392), (716, 895044), (1074, 596696), (1432, 447522), (2148, 298348), (2864, 223761), (4296, 149174), (8592, 74587)]