28621206320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{4567}}^1$

素因数の和:4656

約数の個数: 240

約数和(自身を含む): 82871267328

約数和(自身を除く): 54250061008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 304, 310, 361, 380, 434, 496, 532, 560, 589, 620, 665, 722, 760, 868, 1064, 1085, 1178, 1240, 1330, 1444, 1520, 1736, 1805, 2128, 2170, 2356, 2480, 2527, 2660, 2888, 2945, 3472, 3610, 4123, 4340, 4567, 4712, 5054, 5320, 5776, 5890, 7220, 8246, 8680, 9134, 9424, 10108, 10640, 11191, 11780, 12635, 14440, 16492, 17360, 18268, 20216, 20615, 22382, 22835, 23560, 25270, 28880, 31969, 32984, 36536, 40432, 41230, 44764, 45670, 47120, 50540, 55955, 63938, 65968, 73072, 78337, 82460, 86773, 89528, 91340, 101080, 111910, 127876, 141577, 156674, 159845, 164920, 173546, 179056, 182680, 202160, 223820, 255752, 283154, 313348, 319690, 329840, 347092, 365360, 391685, 433865, 447640, 511504, 566308, 607411, 626696, 639380, 694184, 707885, 783370, 867730, 895280, 991039, 1132616, 1214822, 1253392, 1278760, 1388368, 1415770, 1566740, 1648687, 1735460, 1982078, 2265232, 2429644, 2557520, 2689963, 2831540, 3037055, 3133480, 3297374, 3470920, 3964156, 4859288, 4955195, 5379926, 5663080, 6074110, 6266960, 6594748, 6941840, 7928312, 8243435, 9718576, 9910390, 10759852, 11326160, 11540809, 12148220, 13189496, 13449815, 15856624, 16486870, 18829741, 19820780, 21519704, 23081618, 24296440, 26378992, 26899630, 32973740, 37659482, 39641560, 43039408, 46163236, 48592880, 51109297, 53799260, 57704045, 65947480, 75318964, 79283120, 92326472, 94148705, 102218594, 107598520, 115408090, 131894960, 150637928, 184652944, 188297410, 204437188, 215197040, 230816180, 255546485, 301275856, 357765079, 376594820, 408874376, 461632360, 511092970, 715530158, 753189640, 817748752, 923264720, 1022185940, 1431060316, 1506379280, 1788825395, 2044371880, 2862120632, 3577650790, 4088743760, 5724241264, 7155301580, 14310603160, 28621206320]

約数ペア:

[(1, 28621206320), (2, 14310603160), (4, 7155301580), (5, 5724241264), (7, 4088743760), (8, 3577650790), (10, 2862120632), (14, 2044371880), (16, 1788825395), (19, 1506379280), (20, 1431060316), (28, 1022185940), (31, 923264720), (35, 817748752), (38, 753189640), (40, 715530158), (56, 511092970), (62, 461632360), (70, 408874376), (76, 376594820), (80, 357765079), (95, 301275856), (112, 255546485), (124, 230816180), (133, 215197040), (140, 204437188), (152, 188297410), (155, 184652944), (190, 150637928), (217, 131894960), (248, 115408090), (266, 107598520), (280, 102218594), (304, 94148705), (310, 92326472), (361, 79283120), (380, 75318964), (434, 65947480), (496, 57704045), (532, 53799260), (560, 51109297), (589, 48592880), (620, 46163236), (665, 43039408), (722, 39641560), (760, 37659482), (868, 32973740), (1064, 26899630), (1085, 26378992), (1178, 24296440), (1240, 23081618), (1330, 21519704), (1444, 19820780), (1520, 18829741), (1736, 16486870), (1805, 15856624), (2128, 13449815), (2170, 13189496), (2356, 12148220), (2480, 11540809), (2527, 11326160), (2660, 10759852), (2888, 9910390), (2945, 9718576), (3472, 8243435), (3610, 7928312), (4123, 6941840), (4340, 6594748), (4567, 6266960), (4712, 6074110), (5054, 5663080), (5320, 5379926), (5776, 4955195), (5890, 4859288), (7220, 3964156), (8246, 3470920), (8680, 3297374), (9134, 3133480), (9424, 3037055), (10108, 2831540), (10640, 2689963), (11191, 2557520), (11780, 2429644), (12635, 2265232), (14440, 1982078), (16492, 1735460), (17360, 1648687), (18268, 1566740), (20216, 1415770), (20615, 1388368), (22382, 1278760), (22835, 1253392), (23560, 1214822), (25270, 1132616), (28880, 991039), (31969, 895280), (32984, 867730), (36536, 783370), (40432, 707885), (41230, 694184), (44764, 639380), (45670, 626696), (47120, 607411), (50540, 566308), (55955, 511504), (63938, 447640), (65968, 433865), (73072, 391685), (78337, 365360), (82460, 347092), (86773, 329840), (89528, 319690), (91340, 313348), (101080, 283154), (111910, 255752), (127876, 223820), (141577, 202160), (156674, 182680), (159845, 179056), (164920, 173546)]