328888960

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22343}}^1$

素因数の和:22385

約数の個数: 64

約数和(自身を含む): 820471680

約数和(自身を除く): 491582720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 7360, 14720, 22343, 44686, 89372, 111715, 178744, 223430, 357488, 446860, 513889, 714976, 893720, 1027778, 1429952, 1787440, 2055556, 2569445, 2859904, 3574880, 4111112, 5138890, 7149760, 8222224, 10277780, 14299520, 16444448, 20555560, 32888896, 41111120, 65777792, 82222240, 164444480, 328888960]

約数ペア:

[(1, 328888960), (2, 164444480), (4, 82222240), (5, 65777792), (8, 41111120), (10, 32888896), (16, 20555560), (20, 16444448), (23, 14299520), (32, 10277780), (40, 8222224), (46, 7149760), (64, 5138890), (80, 4111112), (92, 3574880), (115, 2859904), (128, 2569445), (160, 2055556), (184, 1787440), (230, 1429952), (320, 1027778), (368, 893720), (460, 714976), (640, 513889), (736, 446860), (920, 357488), (1472, 223430), (1840, 178744), (2944, 111715), (3680, 89372), (7360, 44686), (14720, 22343)]