71221968

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:257

約数の個数: 120

約数和(自身を含む): 207174240

約数和(自身を除く): 135952272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 83, 101, 118, 144, 166, 177, 202, 236, 249, 303, 332, 354, 404, 472, 498, 531, 606, 664, 708, 747, 808, 909, 944, 996, 1062, 1212, 1328, 1416, 1494, 1616, 1818, 1992, 2124, 2424, 2832, 2988, 3636, 3984, 4248, 4848, 4897, 5959, 5976, 7272, 8383, 8496, 9794, 11918, 11952, 14544, 14691, 16766, 17877, 19588, 23836, 25149, 29382, 33532, 35754, 39176, 44073, 47672, 50298, 53631, 58764, 67064, 71508, 75447, 78352, 88146, 95344, 100596, 107262, 117528, 134128, 143016, 150894, 176292, 201192, 214524, 235056, 286032, 301788, 352584, 402384, 429048, 494597, 603576, 705168, 858096, 989194, 1207152, 1483791, 1978388, 2967582, 3956776, 4451373, 5935164, 7913552, 8902746, 11870328, 17805492, 23740656, 35610984, 71221968]

約数ペア:

[(1, 71221968), (2, 35610984), (3, 23740656), (4, 17805492), (6, 11870328), (8, 8902746), (9, 7913552), (12, 5935164), (16, 4451373), (18, 3956776), (24, 2967582), (36, 1978388), (48, 1483791), (59, 1207152), (72, 989194), (83, 858096), (101, 705168), (118, 603576), (144, 494597), (166, 429048), (177, 402384), (202, 352584), (236, 301788), (249, 286032), (303, 235056), (332, 214524), (354, 201192), (404, 176292), (472, 150894), (498, 143016), (531, 134128), (606, 117528), (664, 107262), (708, 100596), (747, 95344), (808, 88146), (909, 78352), (944, 75447), (996, 71508), (1062, 67064), (1212, 58764), (1328, 53631), (1416, 50298), (1494, 47672), (1616, 44073), (1818, 39176), (1992, 35754), (2124, 33532), (2424, 29382), (2832, 25149), (2988, 23836), (3636, 19588), (3984, 17877), (4248, 16766), (4848, 14691), (4897, 14544), (5959, 11952), (5976, 11918), (7272, 9794), (8383, 8496)]