206321580

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 669513600

約数和(自身を除く): 463192020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 81, 89, 90, 106, 108, 135, 159, 162, 178, 180, 212, 243, 265, 267, 270, 318, 324, 356, 405, 445, 477, 486, 530, 534, 540, 636, 729, 795, 801, 810, 890, 954, 972, 1060, 1068, 1215, 1335, 1431, 1458, 1590, 1602, 1620, 1780, 1908, 2187, 2385, 2403, 2430, 2670, 2862, 2916, 3180, 3204, 3645, 4005, 4293, 4374, 4717, 4770, 4806, 4860, 5340, 5724, 7155, 7209, 7290, 8010, 8586, 8748, 9434, 9540, 9612, 10935, 12015, 12879, 14151, 14310, 14418, 14580, 16020, 17172, 18868, 21465, 21627, 21870, 23585, 24030, 25758, 28302, 28620, 28836, 36045, 38637, 42453, 42930, 43254, 43740, 47170, 48060, 51516, 56604, 64395, 64881, 70755, 72090, 77274, 84906, 85860, 86508, 94340, 108135, 115911, 127359, 128790, 129762, 141510, 144180, 154548, 169812, 193185, 194643, 212265, 216270, 231822, 254718, 257580, 259524, 283020, 324405, 382077, 386370, 389286, 424530, 432540, 463644, 509436, 579555, 636795, 648810, 764154, 772740, 778572, 849060, 973215, 1146231, 1159110, 1273590, 1297620, 1528308, 1910385, 1946430, 2292462, 2318220, 2547180, 3438693, 3820770, 3892860, 4584924, 5731155, 6877386, 7641540, 10316079, 11462310, 13754772, 17193465, 20632158, 22924620, 34386930, 41264316, 51580395, 68773860, 103160790, 206321580]

約数ペア:

[(1, 206321580), (2, 103160790), (3, 68773860), (4, 51580395), (5, 41264316), (6, 34386930), (9, 22924620), (10, 20632158), (12, 17193465), (15, 13754772), (18, 11462310), (20, 10316079), (27, 7641540), (30, 6877386), (36, 5731155), (45, 4584924), (53, 3892860), (54, 3820770), (60, 3438693), (81, 2547180), (89, 2318220), (90, 2292462), (106, 1946430), (108, 1910385), (135, 1528308), (159, 1297620), (162, 1273590), (178, 1159110), (180, 1146231), (212, 973215), (243, 849060), (265, 778572), (267, 772740), (270, 764154), (318, 648810), (324, 636795), (356, 579555), (405, 509436), (445, 463644), (477, 432540), (486, 424530), (530, 389286), (534, 386370), (540, 382077), (636, 324405), (729, 283020), (795, 259524), (801, 257580), (810, 254718), (890, 231822), (954, 216270), (972, 212265), (1060, 194643), (1068, 193185), (1215, 169812), (1335, 154548), (1431, 144180), (1458, 141510), (1590, 129762), (1602, 128790), (1620, 127359), (1780, 115911), (1908, 108135), (2187, 94340), (2385, 86508), (2403, 85860), (2430, 84906), (2670, 77274), (2862, 72090), (2916, 70755), (3180, 64881), (3204, 64395), (3645, 56604), (4005, 51516), (4293, 48060), (4374, 47170), (4717, 43740), (4770, 43254), (4806, 42930), (4860, 42453), (5340, 38637), (5724, 36045), (7155, 28836), (7209, 28620), (7290, 28302), (8010, 25758), (8586, 24030), (8748, 23585), (9434, 21870), (9540, 21627), (9612, 21465), (10935, 18868), (12015, 17172), (12879, 16020), (14151, 14580), (14310, 14418)]