279218940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4649}}^1$

素因数の和:4692

約数の個数: 192

約数和(自身を含む): 1049932800

約数和(自身を除く): 770713860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 52, 55, 60, 65, 66, 70, 77, 78, 84, 91, 105, 110, 130, 132, 140, 143, 154, 156, 165, 182, 195, 210, 220, 231, 260, 273, 286, 308, 330, 364, 385, 390, 420, 429, 455, 462, 546, 572, 660, 715, 770, 780, 858, 910, 924, 1001, 1092, 1155, 1365, 1430, 1540, 1716, 1820, 2002, 2145, 2310, 2730, 2860, 3003, 4004, 4290, 4620, 4649, 5005, 5460, 6006, 8580, 9298, 10010, 12012, 13947, 15015, 18596, 20020, 23245, 27894, 30030, 32543, 46490, 51139, 55788, 60060, 60437, 65086, 69735, 92980, 97629, 102278, 120874, 130172, 139470, 153417, 162715, 181311, 195258, 204556, 241748, 255695, 278940, 302185, 306834, 325430, 357973, 362622, 390516, 423059, 488145, 511390, 604370, 613668, 650860, 664807, 715946, 725244, 767085, 846118, 906555, 976290, 1022780, 1073919, 1208740, 1269177, 1329614, 1431892, 1534170, 1692236, 1789865, 1813110, 1952580, 1994421, 2115295, 2147838, 2538354, 2659228, 3068340, 3324035, 3579730, 3626220, 3988842, 4230590, 4295676, 4653649, 5076708, 5369595, 6345885, 6648070, 7159460, 7977684, 8461180, 9307298, 9972105, 10739190, 12691770, 13296140, 13960947, 18614596, 19944210, 21478380, 23268245, 25383540, 27921894, 39888420, 46536490, 55843788, 69804735, 93072980, 139609470, 279218940]

約数ペア:

[(1, 279218940), (2, 139609470), (3, 93072980), (4, 69804735), (5, 55843788), (6, 46536490), (7, 39888420), (10, 27921894), (11, 25383540), (12, 23268245), (13, 21478380), (14, 19944210), (15, 18614596), (20, 13960947), (21, 13296140), (22, 12691770), (26, 10739190), (28, 9972105), (30, 9307298), (33, 8461180), (35, 7977684), (39, 7159460), (42, 6648070), (44, 6345885), (52, 5369595), (55, 5076708), (60, 4653649), (65, 4295676), (66, 4230590), (70, 3988842), (77, 3626220), (78, 3579730), (84, 3324035), (91, 3068340), (105, 2659228), (110, 2538354), (130, 2147838), (132, 2115295), (140, 1994421), (143, 1952580), (154, 1813110), (156, 1789865), (165, 1692236), (182, 1534170), (195, 1431892), (210, 1329614), (220, 1269177), (231, 1208740), (260, 1073919), (273, 1022780), (286, 976290), (308, 906555), (330, 846118), (364, 767085), (385, 725244), (390, 715946), (420, 664807), (429, 650860), (455, 613668), (462, 604370), (546, 511390), (572, 488145), (660, 423059), (715, 390516), (770, 362622), (780, 357973), (858, 325430), (910, 306834), (924, 302185), (1001, 278940), (1092, 255695), (1155, 241748), (1365, 204556), (1430, 195258), (1540, 181311), (1716, 162715), (1820, 153417), (2002, 139470), (2145, 130172), (2310, 120874), (2730, 102278), (2860, 97629), (3003, 92980), (4004, 69735), (4290, 65086), (4620, 60437), (4649, 60060), (5005, 55788), (5460, 51139), (6006, 46490), (8580, 32543), (9298, 30030), (10010, 27894), (12012, 23245), (13947, 20020), (15015, 18596)]