15839388

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 45534720

約数和(自身を除く): 29695332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 31, 36, 38, 54, 57, 62, 76, 81, 83, 93, 108, 114, 124, 162, 166, 171, 186, 228, 249, 279, 324, 332, 342, 372, 498, 513, 558, 589, 684, 747, 837, 996, 1026, 1116, 1178, 1494, 1539, 1577, 1674, 1767, 2052, 2241, 2356, 2511, 2573, 2988, 3078, 3154, 3348, 3534, 4482, 4731, 5022, 5146, 5301, 6156, 6308, 6723, 7068, 7719, 8964, 9462, 10044, 10292, 10602, 13446, 14193, 15438, 15903, 18924, 21204, 23157, 26892, 28386, 30876, 31806, 42579, 46314, 47709, 48887, 56772, 63612, 69471, 85158, 92628, 95418, 97774, 127737, 138942, 146661, 170316, 190836, 195548, 208413, 255474, 277884, 293322, 416826, 439983, 510948, 586644, 833652, 879966, 1319949, 1759932, 2639898, 3959847, 5279796, 7919694, 15839388]

約数ペア:

[(1, 15839388), (2, 7919694), (3, 5279796), (4, 3959847), (6, 2639898), (9, 1759932), (12, 1319949), (18, 879966), (19, 833652), (27, 586644), (31, 510948), (36, 439983), (38, 416826), (54, 293322), (57, 277884), (62, 255474), (76, 208413), (81, 195548), (83, 190836), (93, 170316), (108, 146661), (114, 138942), (124, 127737), (162, 97774), (166, 95418), (171, 92628), (186, 85158), (228, 69471), (249, 63612), (279, 56772), (324, 48887), (332, 47709), (342, 46314), (372, 42579), (498, 31806), (513, 30876), (558, 28386), (589, 26892), (684, 23157), (747, 21204), (837, 18924), (996, 15903), (1026, 15438), (1116, 14193), (1178, 13446), (1494, 10602), (1539, 10292), (1577, 10044), (1674, 9462), (1767, 8964), (2052, 7719), (2241, 7068), (2356, 6723), (2511, 6308), (2573, 6156), (2988, 5301), (3078, 5146), (3154, 5022), (3348, 4731), (3534, 4482)]