390973212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:616

約数の個数: 144

約数和(自身を含む): 1174118400

約数和(自身を除く): 783145188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 63, 79, 82, 84, 123, 126, 158, 164, 237, 246, 252, 287, 316, 369, 474, 479, 492, 553, 574, 711, 738, 861, 948, 958, 1106, 1148, 1422, 1437, 1476, 1659, 1722, 1916, 2212, 2583, 2844, 2874, 3239, 3318, 3353, 3444, 4311, 4977, 5166, 5748, 6478, 6636, 6706, 8622, 9717, 9954, 10059, 10332, 12956, 13412, 17244, 19434, 19639, 19908, 20118, 22673, 29151, 30177, 37841, 38868, 39278, 40236, 45346, 58302, 58917, 60354, 68019, 75682, 78556, 90692, 113523, 116604, 117834, 120708, 136038, 137473, 151364, 176751, 204057, 227046, 235668, 264887, 272076, 274946, 340569, 353502, 408114, 412419, 454092, 529774, 549892, 681138, 707004, 794661, 816228, 824838, 1059548, 1237257, 1362276, 1551481, 1589322, 1649676, 2383983, 2474514, 3102962, 3178644, 4654443, 4767966, 4949028, 6205924, 9308886, 9535932, 10860367, 13963329, 18617772, 21720734, 27926658, 32581101, 43441468, 55853316, 65162202, 97743303, 130324404, 195486606, 390973212]

約数ペア:

[(1, 390973212), (2, 195486606), (3, 130324404), (4, 97743303), (6, 65162202), (7, 55853316), (9, 43441468), (12, 32581101), (14, 27926658), (18, 21720734), (21, 18617772), (28, 13963329), (36, 10860367), (41, 9535932), (42, 9308886), (63, 6205924), (79, 4949028), (82, 4767966), (84, 4654443), (123, 3178644), (126, 3102962), (158, 2474514), (164, 2383983), (237, 1649676), (246, 1589322), (252, 1551481), (287, 1362276), (316, 1237257), (369, 1059548), (474, 824838), (479, 816228), (492, 794661), (553, 707004), (574, 681138), (711, 549892), (738, 529774), (861, 454092), (948, 412419), (958, 408114), (1106, 353502), (1148, 340569), (1422, 274946), (1437, 272076), (1476, 264887), (1659, 235668), (1722, 227046), (1916, 204057), (2212, 176751), (2583, 151364), (2844, 137473), (2874, 136038), (3239, 120708), (3318, 117834), (3353, 116604), (3444, 113523), (4311, 90692), (4977, 78556), (5166, 75682), (5748, 68019), (6478, 60354), (6636, 58917), (6706, 58302), (8622, 45346), (9717, 40236), (9954, 39278), (10059, 38868), (10332, 37841), (12956, 30177), (13412, 29151), (17244, 22673), (19434, 20118), (19639, 19908)]