17823680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 112

約数和(自身を含む): 49621440

約数和(自身を除く): 31797760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 109, 112, 140, 146, 160, 218, 224, 280, 292, 320, 365, 436, 448, 511, 545, 560, 584, 730, 763, 872, 1022, 1090, 1120, 1168, 1460, 1526, 1744, 2044, 2180, 2240, 2336, 2555, 2920, 3052, 3488, 3815, 4088, 4360, 4672, 5110, 5840, 6104, 6976, 7630, 7957, 8176, 8720, 10220, 11680, 12208, 15260, 15914, 16352, 17440, 20440, 23360, 24416, 30520, 31828, 32704, 34880, 39785, 40880, 48832, 55699, 61040, 63656, 79570, 81760, 111398, 122080, 127312, 159140, 163520, 222796, 244160, 254624, 278495, 318280, 445592, 509248, 556990, 636560, 891184, 1113980, 1273120, 1782368, 2227960, 2546240, 3564736, 4455920, 8911840, 17823680]

約数ペア:

[(1, 17823680), (2, 8911840), (4, 4455920), (5, 3564736), (7, 2546240), (8, 2227960), (10, 1782368), (14, 1273120), (16, 1113980), (20, 891184), (28, 636560), (32, 556990), (35, 509248), (40, 445592), (56, 318280), (64, 278495), (70, 254624), (73, 244160), (80, 222796), (109, 163520), (112, 159140), (140, 127312), (146, 122080), (160, 111398), (218, 81760), (224, 79570), (280, 63656), (292, 61040), (320, 55699), (365, 48832), (436, 40880), (448, 39785), (511, 34880), (545, 32704), (560, 31828), (584, 30520), (730, 24416), (763, 23360), (872, 20440), (1022, 17440), (1090, 16352), (1120, 15914), (1168, 15260), (1460, 12208), (1526, 11680), (1744, 10220), (2044, 8720), (2180, 8176), (2240, 7957), (2336, 7630), (2555, 6976), (2920, 6104), (3052, 5840), (3488, 5110), (3815, 4672), (4088, 4360)]