81277350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:291

約数の個数: 192

約数和(自身を含む): 260554752

約数和(自身を除く): 179277402

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 31, 33, 35, 42, 50, 55, 62, 66, 70, 75, 77, 93, 105, 110, 150, 154, 155, 165, 175, 186, 210, 217, 227, 231, 275, 310, 330, 341, 350, 385, 434, 454, 462, 465, 525, 550, 651, 681, 682, 770, 775, 825, 930, 1023, 1050, 1085, 1135, 1155, 1302, 1362, 1550, 1589, 1650, 1705, 1925, 2046, 2170, 2270, 2310, 2325, 2387, 2497, 3178, 3255, 3405, 3410, 3850, 4650, 4767, 4774, 4994, 5115, 5425, 5675, 5775, 6510, 6810, 7037, 7161, 7491, 7945, 8525, 9534, 10230, 10850, 11350, 11550, 11935, 12485, 14074, 14322, 14982, 15890, 16275, 17025, 17050, 17479, 21111, 23835, 23870, 24970, 25575, 32550, 34050, 34958, 35185, 35805, 37455, 39725, 42222, 47670, 49259, 51150, 52437, 59675, 62425, 70370, 71610, 74910, 77407, 79450, 87395, 98518, 104874, 105555, 119175, 119350, 124850, 147777, 154814, 174790, 175925, 179025, 187275, 211110, 232221, 238350, 246295, 262185, 295554, 351850, 358050, 374550, 387035, 436975, 464442, 492590, 524370, 527775, 541849, 738885, 774070, 873950, 1055550, 1083698, 1161105, 1231475, 1310925, 1477770, 1625547, 1935175, 2322210, 2462950, 2621850, 2709245, 3251094, 3694425, 3870350, 5418490, 5805525, 7388850, 8127735, 11611050, 13546225, 16255470, 27092450, 40638675, 81277350]

約数ペア:

[(1, 81277350), (2, 40638675), (3, 27092450), (5, 16255470), (6, 13546225), (7, 11611050), (10, 8127735), (11, 7388850), (14, 5805525), (15, 5418490), (21, 3870350), (22, 3694425), (25, 3251094), (30, 2709245), (31, 2621850), (33, 2462950), (35, 2322210), (42, 1935175), (50, 1625547), (55, 1477770), (62, 1310925), (66, 1231475), (70, 1161105), (75, 1083698), (77, 1055550), (93, 873950), (105, 774070), (110, 738885), (150, 541849), (154, 527775), (155, 524370), (165, 492590), (175, 464442), (186, 436975), (210, 387035), (217, 374550), (227, 358050), (231, 351850), (275, 295554), (310, 262185), (330, 246295), (341, 238350), (350, 232221), (385, 211110), (434, 187275), (454, 179025), (462, 175925), (465, 174790), (525, 154814), (550, 147777), (651, 124850), (681, 119350), (682, 119175), (770, 105555), (775, 104874), (825, 98518), (930, 87395), (1023, 79450), (1050, 77407), (1085, 74910), (1135, 71610), (1155, 70370), (1302, 62425), (1362, 59675), (1550, 52437), (1589, 51150), (1650, 49259), (1705, 47670), (1925, 42222), (2046, 39725), (2170, 37455), (2270, 35805), (2310, 35185), (2325, 34958), (2387, 34050), (2497, 32550), (3178, 25575), (3255, 24970), (3405, 23870), (3410, 23835), (3850, 21111), (4650, 17479), (4767, 17050), (4774, 17025), (4994, 16275), (5115, 15890), (5425, 14982), (5675, 14322), (5775, 14074), (6510, 12485), (6810, 11935), (7037, 11550), (7161, 11350), (7491, 10850), (7945, 10230), (8525, 9534)]