61265960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 170346240

約数和(自身を除く): 109080280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 61, 68, 70, 85, 119, 122, 136, 140, 170, 211, 238, 244, 280, 305, 340, 422, 427, 476, 488, 595, 610, 680, 844, 854, 952, 1037, 1055, 1190, 1220, 1477, 1688, 1708, 2074, 2110, 2135, 2380, 2440, 2954, 3416, 3587, 4148, 4220, 4270, 4760, 5185, 5908, 7174, 7259, 7385, 8296, 8440, 8540, 10370, 11816, 12871, 14348, 14518, 14770, 17080, 17935, 20740, 25109, 25742, 28696, 29036, 29540, 35870, 36295, 41480, 50218, 51484, 58072, 59080, 64355, 71740, 72590, 90097, 100436, 102968, 125545, 128710, 143480, 145180, 180194, 200872, 218807, 251090, 257420, 290360, 360388, 437614, 450485, 502180, 514840, 720776, 875228, 900970, 1004360, 1094035, 1531649, 1750456, 1801940, 2188070, 3063298, 3603880, 4376140, 6126596, 7658245, 8752280, 12253192, 15316490, 30632980, 61265960]

約数ペア:

[(1, 61265960), (2, 30632980), (4, 15316490), (5, 12253192), (7, 8752280), (8, 7658245), (10, 6126596), (14, 4376140), (17, 3603880), (20, 3063298), (28, 2188070), (34, 1801940), (35, 1750456), (40, 1531649), (56, 1094035), (61, 1004360), (68, 900970), (70, 875228), (85, 720776), (119, 514840), (122, 502180), (136, 450485), (140, 437614), (170, 360388), (211, 290360), (238, 257420), (244, 251090), (280, 218807), (305, 200872), (340, 180194), (422, 145180), (427, 143480), (476, 128710), (488, 125545), (595, 102968), (610, 100436), (680, 90097), (844, 72590), (854, 71740), (952, 64355), (1037, 59080), (1055, 58072), (1190, 51484), (1220, 50218), (1477, 41480), (1688, 36295), (1708, 35870), (2074, 29540), (2110, 29036), (2135, 28696), (2380, 25742), (2440, 25109), (2954, 20740), (3416, 17935), (3587, 17080), (4148, 14770), (4220, 14518), (4270, 14348), (4760, 12871), (5185, 11816), (5908, 10370), (7174, 8540), (7259, 8440), (7385, 8296)]