252578340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{4091}}^1$

素因数の和:4127

約数の個数: 144

約数和(自身を含む): 893692800

約数和(自身を除く): 641114460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2940, 3087, 3430, 4091, 4116, 4410, 5145, 6174, 6860, 8182, 8820, 10290, 12273, 12348, 15435, 16364, 20455, 20580, 24546, 28637, 30870, 36819, 40910, 49092, 57274, 61365, 61740, 73638, 81820, 85911, 114548, 122730, 143185, 147276, 171822, 184095, 200459, 245460, 257733, 286370, 343644, 368190, 400918, 429555, 515466, 572740, 601377, 736380, 801836, 859110, 1002295, 1030932, 1202754, 1288665, 1403213, 1718220, 1804131, 2004590, 2405508, 2577330, 2806426, 3006885, 3608262, 4009180, 4209639, 5154660, 5612852, 6013770, 7016065, 7216524, 8419278, 9020655, 12027540, 12628917, 14032130, 16838556, 18041310, 21048195, 25257834, 28064260, 36082620, 42096390, 50515668, 63144585, 84192780, 126289170, 252578340]

約数ペア:

[(1, 252578340), (2, 126289170), (3, 84192780), (4, 63144585), (5, 50515668), (6, 42096390), (7, 36082620), (9, 28064260), (10, 25257834), (12, 21048195), (14, 18041310), (15, 16838556), (18, 14032130), (20, 12628917), (21, 12027540), (28, 9020655), (30, 8419278), (35, 7216524), (36, 7016065), (42, 6013770), (45, 5612852), (49, 5154660), (60, 4209639), (63, 4009180), (70, 3608262), (84, 3006885), (90, 2806426), (98, 2577330), (105, 2405508), (126, 2004590), (140, 1804131), (147, 1718220), (180, 1403213), (196, 1288665), (210, 1202754), (245, 1030932), (252, 1002295), (294, 859110), (315, 801836), (343, 736380), (420, 601377), (441, 572740), (490, 515466), (588, 429555), (630, 400918), (686, 368190), (735, 343644), (882, 286370), (980, 257733), (1029, 245460), (1260, 200459), (1372, 184095), (1470, 171822), (1715, 147276), (1764, 143185), (2058, 122730), (2205, 114548), (2940, 85911), (3087, 81820), (3430, 73638), (4091, 61740), (4116, 61365), (4410, 57274), (5145, 49092), (6174, 40910), (6860, 36819), (8182, 30870), (8820, 28637), (10290, 24546), (12273, 20580), (12348, 20455), (15435, 16364)]