251096580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^5\times {\mathrm{83}}^1$

素因数の和:133

約数の個数: 216

約数和(自身を含む): 899301312

約数和(自身を除く): 648204732

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 83, 84, 90, 98, 105, 126, 140, 147, 166, 180, 196, 210, 245, 249, 252, 294, 315, 332, 343, 415, 420, 441, 490, 498, 581, 588, 630, 686, 735, 747, 830, 882, 980, 996, 1029, 1162, 1245, 1260, 1372, 1470, 1494, 1660, 1715, 1743, 1764, 2058, 2205, 2324, 2401, 2490, 2905, 2940, 2988, 3087, 3430, 3486, 3735, 4067, 4116, 4410, 4802, 4980, 5145, 5229, 5810, 6174, 6860, 6972, 7203, 7470, 8134, 8715, 8820, 9604, 10290, 10458, 11620, 12005, 12201, 12348, 14406, 14940, 15435, 16268, 16807, 17430, 20335, 20580, 20916, 21609, 24010, 24402, 26145, 28469, 28812, 30870, 33614, 34860, 36015, 36603, 40670, 43218, 48020, 48804, 50421, 52290, 56938, 61005, 61740, 67228, 72030, 73206, 81340, 84035, 85407, 86436, 100842, 104580, 108045, 113876, 122010, 142345, 144060, 146412, 151263, 168070, 170814, 183015, 199283, 201684, 216090, 244020, 252105, 256221, 284690, 302526, 336140, 341628, 366030, 398566, 427035, 432180, 504210, 512442, 569380, 597849, 605052, 732060, 756315, 797132, 854070, 996415, 1008420, 1024884, 1195698, 1281105, 1394981, 1512630, 1708140, 1793547, 1992830, 2391396, 2562210, 2789962, 2989245, 3025260, 3587094, 3985660, 4184943, 5124420, 5579924, 5978490, 6974905, 7174188, 8369886, 8967735, 11956980, 12554829, 13949810, 16739772, 17935470, 20924715, 25109658, 27899620, 35870940, 41849430, 50219316, 62774145, 83698860, 125548290, 251096580]

約数ペア:

[(1, 251096580), (2, 125548290), (3, 83698860), (4, 62774145), (5, 50219316), (6, 41849430), (7, 35870940), (9, 27899620), (10, 25109658), (12, 20924715), (14, 17935470), (15, 16739772), (18, 13949810), (20, 12554829), (21, 11956980), (28, 8967735), (30, 8369886), (35, 7174188), (36, 6974905), (42, 5978490), (45, 5579924), (49, 5124420), (60, 4184943), (63, 3985660), (70, 3587094), (83, 3025260), (84, 2989245), (90, 2789962), (98, 2562210), (105, 2391396), (126, 1992830), (140, 1793547), (147, 1708140), (166, 1512630), (180, 1394981), (196, 1281105), (210, 1195698), (245, 1024884), (249, 1008420), (252, 996415), (294, 854070), (315, 797132), (332, 756315), (343, 732060), (415, 605052), (420, 597849), (441, 569380), (490, 512442), (498, 504210), (581, 432180), (588, 427035), (630, 398566), (686, 366030), (735, 341628), (747, 336140), (830, 302526), (882, 284690), (980, 256221), (996, 252105), (1029, 244020), (1162, 216090), (1245, 201684), (1260, 199283), (1372, 183015), (1470, 170814), (1494, 168070), (1660, 151263), (1715, 146412), (1743, 144060), (1764, 142345), (2058, 122010), (2205, 113876), (2324, 108045), (2401, 104580), (2490, 100842), (2905, 86436), (2940, 85407), (2988, 84035), (3087, 81340), (3430, 73206), (3486, 72030), (3735, 67228), (4067, 61740), (4116, 61005), (4410, 56938), (4802, 52290), (4980, 50421), (5145, 48804), (5229, 48020), (5810, 43218), (6174, 40670), (6860, 36603), (6972, 36015), (7203, 34860), (7470, 33614), (8134, 30870), (8715, 28812), (8820, 28469), (9604, 26145), (10290, 24402), (10458, 24010), (11620, 21609), (12005, 20916), (12201, 20580), (12348, 20335), (14406, 17430), (14940, 16807), (15435, 16268)]