1791004040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{601}}^1$

素因数の和:1015

約数の個数: 128

約数和(自身を含む): 4785177600

約数和(自身を除く): 2994173560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 367, 406, 580, 601, 734, 812, 1015, 1160, 1202, 1468, 1624, 1835, 2030, 2404, 2569, 2936, 3005, 3670, 4060, 4207, 4808, 5138, 6010, 7340, 8120, 8414, 10276, 10643, 12020, 12845, 14680, 16828, 17429, 20552, 21035, 21286, 24040, 25690, 33656, 34858, 42070, 42572, 51380, 53215, 69716, 74501, 84140, 85144, 87145, 102760, 106430, 122003, 139432, 149002, 168280, 174290, 212860, 220567, 244006, 298004, 348580, 372505, 425720, 441134, 488012, 596008, 610015, 697160, 745010, 882268, 976024, 1102835, 1220030, 1490020, 1543969, 1764536, 2205670, 2440060, 2980040, 3087938, 4411340, 4880120, 6175876, 6396443, 7719845, 8822680, 12351752, 12792886, 15439690, 25585772, 30879380, 31982215, 44775101, 51171544, 61758760, 63964430, 89550202, 127928860, 179100404, 223875505, 255857720, 358200808, 447751010, 895502020, 1791004040]

約数ペア:

[(1, 1791004040), (2, 895502020), (4, 447751010), (5, 358200808), (7, 255857720), (8, 223875505), (10, 179100404), (14, 127928860), (20, 89550202), (28, 63964430), (29, 61758760), (35, 51171544), (40, 44775101), (56, 31982215), (58, 30879380), (70, 25585772), (116, 15439690), (140, 12792886), (145, 12351752), (203, 8822680), (232, 7719845), (280, 6396443), (290, 6175876), (367, 4880120), (406, 4411340), (580, 3087938), (601, 2980040), (734, 2440060), (812, 2205670), (1015, 1764536), (1160, 1543969), (1202, 1490020), (1468, 1220030), (1624, 1102835), (1835, 976024), (2030, 882268), (2404, 745010), (2569, 697160), (2936, 610015), (3005, 596008), (3670, 488012), (4060, 441134), (4207, 425720), (4808, 372505), (5138, 348580), (6010, 298004), (7340, 244006), (8120, 220567), (8414, 212860), (10276, 174290), (10643, 168280), (12020, 149002), (12845, 139432), (14680, 122003), (16828, 106430), (17429, 102760), (20552, 87145), (21035, 85144), (21286, 84140), (24040, 74501), (25690, 69716), (33656, 53215), (34858, 51380), (42070, 42572)]