725925240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{449}}^1\times {\mathrm{499}}^1$

素因数の和:971

約数の個数: 160

約数和(自身を含む): 2450250000

約数和(自身を除く): 1724324760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 449, 499, 540, 648, 810, 898, 998, 1080, 1347, 1497, 1620, 1796, 1996, 2245, 2495, 2694, 2994, 3240, 3592, 3992, 4041, 4490, 4491, 4990, 5388, 5988, 6735, 7485, 8082, 8980, 8982, 9980, 10776, 11976, 12123, 13470, 13473, 14970, 16164, 17960, 17964, 19960, 20205, 22455, 24246, 26940, 26946, 29940, 32328, 35928, 36369, 40410, 40419, 44910, 48492, 53880, 53892, 59880, 60615, 67365, 72738, 80820, 80838, 89820, 96984, 107784, 121230, 134730, 145476, 161640, 161676, 179640, 181845, 202095, 224051, 242460, 269460, 290952, 323352, 363690, 404190, 448102, 484920, 538920, 672153, 727380, 808380, 896204, 1120255, 1344306, 1454760, 1616760, 1792408, 2016459, 2240510, 2688612, 3360765, 4032918, 4481020, 5377224, 6049377, 6721530, 8065836, 8962040, 10082295, 12098754, 13443060, 16131672, 18148131, 20164590, 24197508, 26886120, 30246885, 36296262, 40329180, 48395016, 60493770, 72592524, 80658360, 90740655, 120987540, 145185048, 181481310, 241975080, 362962620, 725925240]

約数ペア:

[(1, 725925240), (2, 362962620), (3, 241975080), (4, 181481310), (5, 145185048), (6, 120987540), (8, 90740655), (9, 80658360), (10, 72592524), (12, 60493770), (15, 48395016), (18, 40329180), (20, 36296262), (24, 30246885), (27, 26886120), (30, 24197508), (36, 20164590), (40, 18148131), (45, 16131672), (54, 13443060), (60, 12098754), (72, 10082295), (81, 8962040), (90, 8065836), (108, 6721530), (120, 6049377), (135, 5377224), (162, 4481020), (180, 4032918), (216, 3360765), (270, 2688612), (324, 2240510), (360, 2016459), (405, 1792408), (449, 1616760), (499, 1454760), (540, 1344306), (648, 1120255), (810, 896204), (898, 808380), (998, 727380), (1080, 672153), (1347, 538920), (1497, 484920), (1620, 448102), (1796, 404190), (1996, 363690), (2245, 323352), (2495, 290952), (2694, 269460), (2994, 242460), (3240, 224051), (3592, 202095), (3992, 181845), (4041, 179640), (4490, 161676), (4491, 161640), (4990, 145476), (5388, 134730), (5988, 121230), (6735, 107784), (7485, 96984), (8082, 89820), (8980, 80838), (8982, 80820), (9980, 72738), (10776, 67365), (11976, 60615), (12123, 59880), (13470, 53892), (13473, 53880), (14970, 48492), (16164, 44910), (17960, 40419), (17964, 40410), (19960, 36369), (20205, 35928), (22455, 32328), (24246, 29940), (26940, 26946)]