16978560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:298

約数の個数: 128

約数和(自身を含む): 55814400

約数和(自身を除く): 38835840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 239, 240, 296, 320, 370, 384, 444, 478, 480, 555, 592, 640, 717, 740, 888, 956, 960, 1110, 1184, 1195, 1434, 1480, 1776, 1912, 1920, 2220, 2368, 2390, 2868, 2960, 3552, 3585, 3824, 4440, 4736, 4780, 5736, 5920, 7104, 7170, 7648, 8843, 8880, 9560, 11472, 11840, 14208, 14340, 15296, 17686, 17760, 19120, 22944, 23680, 26529, 28680, 30592, 35372, 35520, 38240, 44215, 45888, 53058, 57360, 70744, 71040, 76480, 88430, 91776, 106116, 114720, 132645, 141488, 152960, 176860, 212232, 229440, 265290, 282976, 353720, 424464, 458880, 530580, 565952, 707440, 848928, 1061160, 1131904, 1414880, 1697856, 2122320, 2829760, 3395712, 4244640, 5659520, 8489280, 16978560]

約数ペア:

[(1, 16978560), (2, 8489280), (3, 5659520), (4, 4244640), (5, 3395712), (6, 2829760), (8, 2122320), (10, 1697856), (12, 1414880), (15, 1131904), (16, 1061160), (20, 848928), (24, 707440), (30, 565952), (32, 530580), (37, 458880), (40, 424464), (48, 353720), (60, 282976), (64, 265290), (74, 229440), (80, 212232), (96, 176860), (111, 152960), (120, 141488), (128, 132645), (148, 114720), (160, 106116), (185, 91776), (192, 88430), (222, 76480), (239, 71040), (240, 70744), (296, 57360), (320, 53058), (370, 45888), (384, 44215), (444, 38240), (478, 35520), (480, 35372), (555, 30592), (592, 28680), (640, 26529), (717, 23680), (740, 22944), (888, 19120), (956, 17760), (960, 17686), (1110, 15296), (1184, 14340), (1195, 14208), (1434, 11840), (1480, 11472), (1776, 9560), (1912, 8880), (1920, 8843), (2220, 7648), (2368, 7170), (2390, 7104), (2868, 5920), (2960, 5736), (3552, 4780), (3585, 4736), (3824, 4440)]