18860310

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{587}}^1$

素因数の和:627

約数の個数: 128

約数和(自身を含む): 60963840

約数和(自身を除く): 42103530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 27, 30, 34, 35, 42, 45, 51, 54, 63, 70, 85, 90, 102, 105, 119, 126, 135, 153, 170, 189, 210, 238, 255, 270, 306, 315, 357, 378, 459, 510, 587, 595, 630, 714, 765, 918, 945, 1071, 1174, 1190, 1530, 1761, 1785, 1890, 2142, 2295, 2935, 3213, 3522, 3570, 4109, 4590, 5283, 5355, 5870, 6426, 8218, 8805, 9979, 10566, 10710, 12327, 15849, 16065, 17610, 19958, 20545, 24654, 26415, 29937, 31698, 32130, 36981, 41090, 49895, 52830, 59874, 61635, 69853, 73962, 79245, 89811, 99790, 110943, 123270, 139706, 149685, 158490, 179622, 184905, 209559, 221886, 269433, 299370, 349265, 369810, 419118, 449055, 538866, 554715, 628677, 698530, 898110, 1047795, 1109430, 1257354, 1347165, 1886031, 2095590, 2694330, 3143385, 3772062, 6286770, 9430155, 18860310]

約数ペア:

[(1, 18860310), (2, 9430155), (3, 6286770), (5, 3772062), (6, 3143385), (7, 2694330), (9, 2095590), (10, 1886031), (14, 1347165), (15, 1257354), (17, 1109430), (18, 1047795), (21, 898110), (27, 698530), (30, 628677), (34, 554715), (35, 538866), (42, 449055), (45, 419118), (51, 369810), (54, 349265), (63, 299370), (70, 269433), (85, 221886), (90, 209559), (102, 184905), (105, 179622), (119, 158490), (126, 149685), (135, 139706), (153, 123270), (170, 110943), (189, 99790), (210, 89811), (238, 79245), (255, 73962), (270, 69853), (306, 61635), (315, 59874), (357, 52830), (378, 49895), (459, 41090), (510, 36981), (587, 32130), (595, 31698), (630, 29937), (714, 26415), (765, 24654), (918, 20545), (945, 19958), (1071, 17610), (1174, 16065), (1190, 15849), (1530, 12327), (1761, 10710), (1785, 10566), (1890, 9979), (2142, 8805), (2295, 8218), (2935, 6426), (3213, 5870), (3522, 5355), (3570, 5283), (4109, 4590)]