30875988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:997

約数の個数: 96

約数和(自身を含む): 89187840

約数和(自身を除く): 58311852

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 19, 22, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 114, 132, 143, 156, 209, 228, 247, 286, 418, 429, 494, 572, 627, 741, 836, 858, 947, 988, 1254, 1482, 1716, 1894, 2508, 2717, 2841, 2964, 3788, 5434, 5682, 8151, 10417, 10868, 11364, 12311, 16302, 17993, 20834, 24622, 31251, 32604, 35986, 36933, 41668, 49244, 53979, 62502, 71972, 73866, 107958, 125004, 135421, 147732, 197923, 215916, 233909, 270842, 395846, 406263, 467818, 541684, 593769, 701727, 791692, 812526, 935636, 1187538, 1403454, 1625052, 2375076, 2572999, 2806908, 5145998, 7718997, 10291996, 15437994, 30875988]

約数ペア:

[(1, 30875988), (2, 15437994), (3, 10291996), (4, 7718997), (6, 5145998), (11, 2806908), (12, 2572999), (13, 2375076), (19, 1625052), (22, 1403454), (26, 1187538), (33, 935636), (38, 812526), (39, 791692), (44, 701727), (52, 593769), (57, 541684), (66, 467818), (76, 406263), (78, 395846), (114, 270842), (132, 233909), (143, 215916), (156, 197923), (209, 147732), (228, 135421), (247, 125004), (286, 107958), (418, 73866), (429, 71972), (494, 62502), (572, 53979), (627, 49244), (741, 41668), (836, 36933), (858, 35986), (947, 32604), (988, 31251), (1254, 24622), (1482, 20834), (1716, 17993), (1894, 16302), (2508, 12311), (2717, 11364), (2841, 10868), (2964, 10417), (3788, 8151), (5434, 5682)]