655291280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19183}}^1$

素因数の和:19264

約数の個数: 80

約数和(自身を含む): 1769839104

約数和(自身を除く): 1114547824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1708, 2135, 2440, 3416, 4270, 4880, 6832, 8540, 17080, 19183, 34160, 38366, 76732, 95915, 134281, 153464, 191830, 268562, 306928, 383660, 537124, 671405, 767320, 1074248, 1170163, 1342810, 1534640, 2148496, 2340326, 2685620, 4680652, 5371240, 5850815, 8191141, 9361304, 10742480, 11701630, 16382282, 18722608, 23403260, 32764564, 40955705, 46806520, 65529128, 81911410, 93613040, 131058256, 163822820, 327645640, 655291280]

約数ペア:

[(1, 655291280), (2, 327645640), (4, 163822820), (5, 131058256), (7, 93613040), (8, 81911410), (10, 65529128), (14, 46806520), (16, 40955705), (20, 32764564), (28, 23403260), (35, 18722608), (40, 16382282), (56, 11701630), (61, 10742480), (70, 9361304), (80, 8191141), (112, 5850815), (122, 5371240), (140, 4680652), (244, 2685620), (280, 2340326), (305, 2148496), (427, 1534640), (488, 1342810), (560, 1170163), (610, 1074248), (854, 767320), (976, 671405), (1220, 537124), (1708, 383660), (2135, 306928), (2440, 268562), (3416, 191830), (4270, 153464), (4880, 134281), (6832, 95915), (8540, 76732), (17080, 38366), (19183, 34160)]