87406290

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^2$

素因数の和:170

約数の個数: 120

約数和(自身を含む): 247181220

約数和(自身を除く): 159774930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 61, 81, 87, 90, 122, 135, 145, 162, 174, 183, 261, 270, 290, 305, 366, 405, 435, 522, 549, 610, 783, 810, 870, 915, 1098, 1305, 1566, 1647, 1769, 1830, 2349, 2610, 2745, 3294, 3538, 3721, 3915, 4698, 4941, 5307, 5490, 7442, 7830, 8235, 8845, 9882, 10614, 11163, 11745, 15921, 16470, 17690, 18605, 22326, 23490, 24705, 26535, 31842, 33489, 37210, 47763, 49410, 53070, 55815, 66978, 79605, 95526, 100467, 107909, 111630, 143289, 159210, 167445, 200934, 215818, 238815, 286578, 301401, 323727, 334890, 477630, 502335, 539545, 602802, 647454, 716445, 971181, 1004670, 1079090, 1432890, 1507005, 1618635, 1942362, 2913543, 3014010, 3237270, 4855905, 5827086, 8740629, 9711810, 14567715, 17481258, 29135430, 43703145, 87406290]

約数ペア:

[(1, 87406290), (2, 43703145), (3, 29135430), (5, 17481258), (6, 14567715), (9, 9711810), (10, 8740629), (15, 5827086), (18, 4855905), (27, 3237270), (29, 3014010), (30, 2913543), (45, 1942362), (54, 1618635), (58, 1507005), (61, 1432890), (81, 1079090), (87, 1004670), (90, 971181), (122, 716445), (135, 647454), (145, 602802), (162, 539545), (174, 502335), (183, 477630), (261, 334890), (270, 323727), (290, 301401), (305, 286578), (366, 238815), (405, 215818), (435, 200934), (522, 167445), (549, 159210), (610, 143289), (783, 111630), (810, 107909), (870, 100467), (915, 95526), (1098, 79605), (1305, 66978), (1566, 55815), (1647, 53070), (1769, 49410), (1830, 47763), (2349, 37210), (2610, 33489), (2745, 31842), (3294, 26535), (3538, 24705), (3721, 23490), (3915, 22326), (4698, 18605), (4941, 17690), (5307, 16470), (5490, 15921), (7442, 11745), (7830, 11163), (8235, 10614), (8845, 9882)]