16691760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:355

約数の個数: 120

約数和(自身を含む): 56871360

約数和(自身を除く): 40179600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 239, 240, 291, 360, 388, 478, 485, 582, 717, 720, 776, 873, 956, 970, 1164, 1195, 1434, 1455, 1552, 1746, 1912, 1940, 2151, 2328, 2390, 2868, 2910, 3492, 3585, 3824, 3880, 4302, 4365, 4656, 4780, 5736, 5820, 6984, 7170, 7760, 8604, 8730, 9560, 10755, 11472, 11640, 13968, 14340, 17208, 17460, 19120, 21510, 23183, 23280, 28680, 34416, 34920, 43020, 46366, 57360, 69549, 69840, 86040, 92732, 115915, 139098, 172080, 185464, 208647, 231830, 278196, 347745, 370928, 417294, 463660, 556392, 695490, 834588, 927320, 1043235, 1112784, 1390980, 1669176, 1854640, 2086470, 2781960, 3338352, 4172940, 5563920, 8345880, 16691760]

約数ペア:

[(1, 16691760), (2, 8345880), (3, 5563920), (4, 4172940), (5, 3338352), (6, 2781960), (8, 2086470), (9, 1854640), (10, 1669176), (12, 1390980), (15, 1112784), (16, 1043235), (18, 927320), (20, 834588), (24, 695490), (30, 556392), (36, 463660), (40, 417294), (45, 370928), (48, 347745), (60, 278196), (72, 231830), (80, 208647), (90, 185464), (97, 172080), (120, 139098), (144, 115915), (180, 92732), (194, 86040), (239, 69840), (240, 69549), (291, 57360), (360, 46366), (388, 43020), (478, 34920), (485, 34416), (582, 28680), (717, 23280), (720, 23183), (776, 21510), (873, 19120), (956, 17460), (970, 17208), (1164, 14340), (1195, 13968), (1434, 11640), (1455, 11472), (1552, 10755), (1746, 9560), (1912, 8730), (1940, 8604), (2151, 7760), (2328, 7170), (2390, 6984), (2868, 5820), (2910, 5736), (3492, 4780), (3585, 4656), (3824, 4365), (3880, 4302)]