289481010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1128

約数の個数: 128

約数和(自身を含む): 863944704

約数和(自身を除く): 574463694

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 107, 130, 182, 195, 210, 214, 273, 321, 390, 455, 535, 546, 642, 749, 910, 991, 1070, 1365, 1391, 1498, 1605, 1982, 2247, 2730, 2782, 2973, 3210, 3745, 4173, 4494, 4955, 5946, 6937, 6955, 7490, 8346, 9737, 9910, 11235, 12883, 13874, 13910, 14865, 19474, 20811, 20865, 22470, 25766, 29211, 29730, 34685, 38649, 41622, 41730, 48685, 58422, 64415, 69370, 77298, 90181, 97370, 104055, 106037, 128830, 146055, 180362, 193245, 208110, 212074, 270543, 292110, 318111, 386490, 450905, 530185, 541086, 636222, 742259, 901810, 1060370, 1352715, 1378481, 1484518, 1590555, 2226777, 2705430, 2756962, 3181110, 3711295, 4135443, 4453554, 6892405, 7422590, 8270886, 9649367, 11133885, 13784810, 19298734, 20677215, 22267770, 28948101, 41354430, 48246835, 57896202, 96493670, 144740505, 289481010]

約数ペア:

[(1, 289481010), (2, 144740505), (3, 96493670), (5, 57896202), (6, 48246835), (7, 41354430), (10, 28948101), (13, 22267770), (14, 20677215), (15, 19298734), (21, 13784810), (26, 11133885), (30, 9649367), (35, 8270886), (39, 7422590), (42, 6892405), (65, 4453554), (70, 4135443), (78, 3711295), (91, 3181110), (105, 2756962), (107, 2705430), (130, 2226777), (182, 1590555), (195, 1484518), (210, 1378481), (214, 1352715), (273, 1060370), (321, 901810), (390, 742259), (455, 636222), (535, 541086), (546, 530185), (642, 450905), (749, 386490), (910, 318111), (991, 292110), (1070, 270543), (1365, 212074), (1391, 208110), (1498, 193245), (1605, 180362), (1982, 146055), (2247, 128830), (2730, 106037), (2782, 104055), (2973, 97370), (3210, 90181), (3745, 77298), (4173, 69370), (4494, 64415), (4955, 58422), (5946, 48685), (6937, 41730), (6955, 41622), (7490, 38649), (8346, 34685), (9737, 29730), (9910, 29211), (11235, 25766), (12883, 22470), (13874, 20865), (13910, 20811), (14865, 19474)]