38918610

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 112492800

約数和(自身を除く): 73574190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 61, 85, 90, 102, 122, 135, 139, 153, 170, 183, 255, 270, 278, 305, 306, 366, 417, 459, 510, 549, 610, 695, 765, 834, 915, 918, 1037, 1098, 1251, 1390, 1530, 1647, 1830, 2074, 2085, 2295, 2363, 2502, 2745, 3111, 3294, 3753, 4170, 4590, 4726, 5185, 5490, 6222, 6255, 7089, 7506, 8235, 8479, 9333, 10370, 11815, 12510, 14178, 15555, 16470, 16958, 18666, 18765, 21267, 23630, 25437, 27999, 31110, 35445, 37530, 42395, 42534, 46665, 50874, 55998, 63801, 70890, 76311, 84790, 93330, 106335, 127185, 127602, 139995, 144143, 152622, 212670, 228933, 254370, 279990, 288286, 319005, 381555, 432429, 457866, 638010, 720715, 763110, 864858, 1144665, 1297287, 1441430, 2162145, 2289330, 2594574, 3891861, 4324290, 6486435, 7783722, 12972870, 19459305, 38918610]

約数ペア:

[(1, 38918610), (2, 19459305), (3, 12972870), (5, 7783722), (6, 6486435), (9, 4324290), (10, 3891861), (15, 2594574), (17, 2289330), (18, 2162145), (27, 1441430), (30, 1297287), (34, 1144665), (45, 864858), (51, 763110), (54, 720715), (61, 638010), (85, 457866), (90, 432429), (102, 381555), (122, 319005), (135, 288286), (139, 279990), (153, 254370), (170, 228933), (183, 212670), (255, 152622), (270, 144143), (278, 139995), (305, 127602), (306, 127185), (366, 106335), (417, 93330), (459, 84790), (510, 76311), (549, 70890), (610, 63801), (695, 55998), (765, 50874), (834, 46665), (915, 42534), (918, 42395), (1037, 37530), (1098, 35445), (1251, 31110), (1390, 27999), (1530, 25437), (1647, 23630), (1830, 21267), (2074, 18765), (2085, 18666), (2295, 16958), (2363, 16470), (2502, 15555), (2745, 14178), (3111, 12510), (3294, 11815), (3753, 10370), (4170, 9333), (4590, 8479), (4726, 8235), (5185, 7506), (5490, 7089), (6222, 6255)]