251019972

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:572

約数の個数: 144

約数和(自身を含む): 763176960

約数和(自身を除く): 512156988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 79, 81, 84, 108, 126, 158, 162, 189, 237, 243, 252, 316, 324, 378, 467, 474, 486, 553, 567, 711, 756, 934, 948, 972, 1106, 1134, 1401, 1422, 1659, 1701, 1868, 2133, 2212, 2268, 2802, 2844, 3269, 3318, 3402, 4203, 4266, 4977, 5604, 6399, 6538, 6636, 6804, 8406, 8532, 9807, 9954, 12609, 12798, 13076, 14931, 16812, 19197, 19614, 19908, 25218, 25596, 29421, 29862, 36893, 37827, 38394, 39228, 44793, 50436, 58842, 59724, 73786, 75654, 76788, 88263, 89586, 110679, 113481, 117684, 134379, 147572, 151308, 176526, 179172, 221358, 226962, 258251, 264789, 268758, 332037, 353052, 442716, 453924, 516502, 529578, 537516, 664074, 774753, 794367, 996111, 1033004, 1059156, 1328148, 1549506, 1588734, 1992222, 2324259, 2988333, 3099012, 3177468, 3984444, 4648518, 5976666, 6972777, 8964999, 9297036, 11953332, 13945554, 17929998, 20918331, 27891108, 35859996, 41836662, 62754993, 83673324, 125509986, 251019972]

約数ペア:

[(1, 251019972), (2, 125509986), (3, 83673324), (4, 62754993), (6, 41836662), (7, 35859996), (9, 27891108), (12, 20918331), (14, 17929998), (18, 13945554), (21, 11953332), (27, 9297036), (28, 8964999), (36, 6972777), (42, 5976666), (54, 4648518), (63, 3984444), (79, 3177468), (81, 3099012), (84, 2988333), (108, 2324259), (126, 1992222), (158, 1588734), (162, 1549506), (189, 1328148), (237, 1059156), (243, 1033004), (252, 996111), (316, 794367), (324, 774753), (378, 664074), (467, 537516), (474, 529578), (486, 516502), (553, 453924), (567, 442716), (711, 353052), (756, 332037), (934, 268758), (948, 264789), (972, 258251), (1106, 226962), (1134, 221358), (1401, 179172), (1422, 176526), (1659, 151308), (1701, 147572), (1868, 134379), (2133, 117684), (2212, 113481), (2268, 110679), (2802, 89586), (2844, 88263), (3269, 76788), (3318, 75654), (3402, 73786), (4203, 59724), (4266, 58842), (4977, 50436), (5604, 44793), (6399, 39228), (6538, 38394), (6636, 37827), (6804, 36893), (8406, 29862), (8532, 29421), (9807, 25596), (9954, 25218), (12609, 19908), (12798, 19614), (13076, 19197), (14931, 16812)]