28884870

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:100

約数の個数: 256

約数和(自身を含む): 99532800

約数和(自身を除く): 70647930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 27, 29, 30, 31, 34, 35, 42, 45, 51, 54, 58, 62, 63, 70, 85, 87, 90, 93, 102, 105, 119, 126, 135, 145, 153, 155, 170, 174, 186, 189, 203, 210, 217, 238, 255, 261, 270, 279, 290, 306, 310, 315, 357, 378, 406, 434, 435, 459, 465, 493, 510, 522, 527, 558, 595, 609, 630, 651, 714, 765, 783, 837, 870, 899, 918, 930, 945, 986, 1015, 1054, 1071, 1085, 1190, 1218, 1302, 1305, 1395, 1479, 1530, 1566, 1581, 1674, 1785, 1798, 1827, 1890, 1953, 2030, 2142, 2170, 2295, 2465, 2610, 2635, 2697, 2790, 2958, 3045, 3162, 3213, 3255, 3451, 3570, 3654, 3689, 3906, 3915, 4185, 4437, 4495, 4590, 4743, 4930, 5270, 5355, 5394, 5481, 5859, 6090, 6293, 6426, 6510, 6902, 7378, 7395, 7830, 7905, 8091, 8370, 8874, 8990, 9135, 9486, 9765, 10353, 10710, 10962, 11067, 11718, 12586, 13311, 13485, 14229, 14790, 15283, 15810, 16065, 16182, 17255, 18270, 18445, 18879, 19530, 20706, 22134, 22185, 23715, 24273, 26622, 26970, 27405, 28458, 29295, 30566, 31059, 31465, 32130, 33201, 34510, 36890, 37758, 40455, 44370, 45849, 47430, 48546, 51765, 54810, 55335, 56637, 58590, 62118, 62930, 66402, 66555, 71145, 76415, 80910, 91698, 93177, 94395, 99603, 103530, 106981, 110670, 113274, 121365, 133110, 137547, 142290, 152830, 155295, 166005, 169911, 186354, 188790, 199206, 213962, 229245, 242730, 275094, 283185, 310590, 320943, 332010, 339822, 412641, 458490, 465885, 498015, 534905, 566370, 641886, 687735, 825282, 849555, 931770, 962829, 996030, 1069810, 1375470, 1604715, 1699110, 1925658, 2063205, 2888487, 3209430, 4126410, 4814145, 5776974, 9628290, 14442435, 28884870]

約数ペア:

[(1, 28884870), (2, 14442435), (3, 9628290), (5, 5776974), (6, 4814145), (7, 4126410), (9, 3209430), (10, 2888487), (14, 2063205), (15, 1925658), (17, 1699110), (18, 1604715), (21, 1375470), (27, 1069810), (29, 996030), (30, 962829), (31, 931770), (34, 849555), (35, 825282), (42, 687735), (45, 641886), (51, 566370), (54, 534905), (58, 498015), (62, 465885), (63, 458490), (70, 412641), (85, 339822), (87, 332010), (90, 320943), (93, 310590), (102, 283185), (105, 275094), (119, 242730), (126, 229245), (135, 213962), (145, 199206), (153, 188790), (155, 186354), (170, 169911), (174, 166005), (186, 155295), (189, 152830), (203, 142290), (210, 137547), (217, 133110), (238, 121365), (255, 113274), (261, 110670), (270, 106981), (279, 103530), (290, 99603), (306, 94395), (310, 93177), (315, 91698), (357, 80910), (378, 76415), (406, 71145), (434, 66555), (435, 66402), (459, 62930), (465, 62118), (493, 58590), (510, 56637), (522, 55335), (527, 54810), (558, 51765), (595, 48546), (609, 47430), (630, 45849), (651, 44370), (714, 40455), (765, 37758), (783, 36890), (837, 34510), (870, 33201), (899, 32130), (918, 31465), (930, 31059), (945, 30566), (986, 29295), (1015, 28458), (1054, 27405), (1071, 26970), (1085, 26622), (1190, 24273), (1218, 23715), (1302, 22185), (1305, 22134), (1395, 20706), (1479, 19530), (1530, 18879), (1566, 18445), (1581, 18270), (1674, 17255), (1785, 16182), (1798, 16065), (1827, 15810), (1890, 15283), (1953, 14790), (2030, 14229), (2142, 13485), (2170, 13311), (2295, 12586), (2465, 11718), (2610, 11067), (2635, 10962), (2697, 10710), (2790, 10353), (2958, 9765), (3045, 9486), (3162, 9135), (3213, 8990), (3255, 8874), (3451, 8370), (3570, 8091), (3654, 7905), (3689, 7830), (3906, 7395), (3915, 7378), (4185, 6902), (4437, 6510), (4495, 6426), (4590, 6293), (4743, 6090), (4930, 5859), (5270, 5481), (5355, 5394)]