216993840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{569}}^1$

素因数の和:819

約数の個数: 160

約数和(自身を含む): 773521920

約数和(自身を除く): 556528080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 227, 240, 280, 336, 420, 454, 560, 569, 681, 840, 908, 1135, 1138, 1362, 1589, 1680, 1707, 1816, 2270, 2276, 2724, 2845, 3178, 3405, 3414, 3632, 3983, 4540, 4552, 4767, 5448, 5690, 6356, 6810, 6828, 7945, 7966, 8535, 9080, 9104, 9534, 10896, 11380, 11949, 12712, 13620, 13656, 15890, 15932, 17070, 18160, 19068, 19915, 22760, 23835, 23898, 25424, 27240, 27312, 31780, 31864, 34140, 38136, 39830, 45520, 47670, 47796, 54480, 59745, 63560, 63728, 68280, 76272, 79660, 95340, 95592, 119490, 127120, 129163, 136560, 159320, 190680, 191184, 238980, 258326, 318640, 381360, 387489, 477960, 516652, 645815, 774978, 904141, 955920, 1033304, 1291630, 1549956, 1808282, 1937445, 2066608, 2583260, 2712423, 3099912, 3616564, 3874890, 4520705, 5166520, 5424846, 6199824, 7233128, 7749780, 9041410, 10333040, 10849692, 13562115, 14466256, 15499560, 18082820, 21699384, 27124230, 30999120, 36165640, 43398768, 54248460, 72331280, 108496920, 216993840]

約数ペア:

[(1, 216993840), (2, 108496920), (3, 72331280), (4, 54248460), (5, 43398768), (6, 36165640), (7, 30999120), (8, 27124230), (10, 21699384), (12, 18082820), (14, 15499560), (15, 14466256), (16, 13562115), (20, 10849692), (21, 10333040), (24, 9041410), (28, 7749780), (30, 7233128), (35, 6199824), (40, 5424846), (42, 5166520), (48, 4520705), (56, 3874890), (60, 3616564), (70, 3099912), (80, 2712423), (84, 2583260), (105, 2066608), (112, 1937445), (120, 1808282), (140, 1549956), (168, 1291630), (210, 1033304), (227, 955920), (240, 904141), (280, 774978), (336, 645815), (420, 516652), (454, 477960), (560, 387489), (569, 381360), (681, 318640), (840, 258326), (908, 238980), (1135, 191184), (1138, 190680), (1362, 159320), (1589, 136560), (1680, 129163), (1707, 127120), (1816, 119490), (2270, 95592), (2276, 95340), (2724, 79660), (2845, 76272), (3178, 68280), (3405, 63728), (3414, 63560), (3632, 59745), (3983, 54480), (4540, 47796), (4552, 47670), (4767, 45520), (5448, 39830), (5690, 38136), (6356, 34140), (6810, 31864), (6828, 31780), (7945, 27312), (7966, 27240), (8535, 25424), (9080, 23898), (9104, 23835), (9534, 22760), (10896, 19915), (11380, 19068), (11949, 18160), (12712, 17070), (13620, 15932), (13656, 15890)]