278880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1$

素因数の和:108

約数の個数: 96

約数和(自身を含む): 1016064

約数和(自身を除く): 737184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 83, 84, 96, 105, 112, 120, 140, 160, 166, 168, 210, 224, 240, 249, 280, 332, 336, 415, 420, 480, 498, 560, 581, 664, 672, 830, 840, 996, 1120, 1162, 1245, 1328, 1660, 1680, 1743, 1992, 2324, 2490, 2656, 2905, 3320, 3360, 3486, 3984, 4648, 4980, 5810, 6640, 6972, 7968, 8715, 9296, 9960, 11620, 13280, 13944, 17430, 18592, 19920, 23240, 27888, 34860, 39840, 46480, 55776, 69720, 92960, 139440, 278880]

約数ペア:

[(1, 278880), (2, 139440), (3, 92960), (4, 69720), (5, 55776), (6, 46480), (7, 39840), (8, 34860), (10, 27888), (12, 23240), (14, 19920), (15, 18592), (16, 17430), (20, 13944), (21, 13280), (24, 11620), (28, 9960), (30, 9296), (32, 8715), (35, 7968), (40, 6972), (42, 6640), (48, 5810), (56, 4980), (60, 4648), (70, 3984), (80, 3486), (83, 3360), (84, 3320), (96, 2905), (105, 2656), (112, 2490), (120, 2324), (140, 1992), (160, 1743), (166, 1680), (168, 1660), (210, 1328), (224, 1245), (240, 1162), (249, 1120), (280, 996), (332, 840), (336, 830), (415, 672), (420, 664), (480, 581), (498, 560)]