265440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1$

素因数の和:104

約数の個数: 96

約数和(自身を含む): 967680

約数和(自身を除く): 702240

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, 79, 80, 84, 96, 105, 112, 120, 140, 158, 160, 168, 210, 224, 237, 240, 280, 316, 336, 395, 420, 474, 480, 553, 560, 632, 672, 790, 840, 948, 1106, 1120, 1185, 1264, 1580, 1659, 1680, 1896, 2212, 2370, 2528, 2765, 3160, 3318, 3360, 3792, 4424, 4740, 5530, 6320, 6636, 7584, 8295, 8848, 9480, 11060, 12640, 13272, 16590, 17696, 18960, 22120, 26544, 33180, 37920, 44240, 53088, 66360, 88480, 132720, 265440]

約数ペア:

[(1, 265440), (2, 132720), (3, 88480), (4, 66360), (5, 53088), (6, 44240), (7, 37920), (8, 33180), (10, 26544), (12, 22120), (14, 18960), (15, 17696), (16, 16590), (20, 13272), (21, 12640), (24, 11060), (28, 9480), (30, 8848), (32, 8295), (35, 7584), (40, 6636), (42, 6320), (48, 5530), (56, 4740), (60, 4424), (70, 3792), (79, 3360), (80, 3318), (84, 3160), (96, 2765), (105, 2528), (112, 2370), (120, 2212), (140, 1896), (158, 1680), (160, 1659), (168, 1580), (210, 1264), (224, 1185), (237, 1120), (240, 1106), (280, 948), (316, 840), (336, 790), (395, 672), (420, 632), (474, 560), (480, 553)]