87943590

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 256

約数和(自身を含む): 294912000

約数和(自身を除く): 206968410

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 31, 35, 38, 42, 45, 54, 57, 62, 63, 70, 79, 90, 93, 95, 105, 114, 126, 133, 135, 155, 158, 171, 186, 189, 190, 210, 217, 237, 266, 270, 279, 285, 310, 315, 342, 378, 395, 399, 434, 465, 474, 513, 553, 558, 570, 589, 630, 651, 665, 711, 790, 798, 837, 855, 930, 945, 1026, 1085, 1106, 1178, 1185, 1197, 1302, 1330, 1395, 1422, 1501, 1659, 1674, 1710, 1767, 1890, 1953, 1995, 2133, 2170, 2370, 2394, 2449, 2565, 2765, 2790, 2945, 3002, 3255, 3318, 3534, 3555, 3591, 3906, 3990, 4123, 4185, 4266, 4503, 4898, 4977, 5130, 5301, 5530, 5859, 5890, 5985, 6510, 7110, 7182, 7347, 7505, 8246, 8295, 8370, 8835, 9006, 9765, 9954, 10507, 10602, 10665, 11718, 11970, 12245, 12369, 13509, 14694, 14931, 15010, 15903, 16590, 17143, 17670, 17955, 19530, 20615, 21014, 21330, 22041, 22515, 24490, 24738, 24885, 26505, 27018, 29295, 29862, 31521, 31806, 34286, 35910, 36735, 37107, 40527, 41230, 44082, 45030, 46531, 49770, 51429, 52535, 53010, 58590, 61845, 63042, 66123, 67545, 73470, 74214, 74655, 79515, 81054, 85715, 93062, 94563, 102858, 105070, 110205, 111321, 123690, 132246, 135090, 139593, 149310, 154287, 157605, 159030, 171430, 185535, 189126, 202635, 220410, 222642, 232655, 257145, 279186, 283689, 308574, 315210, 325717, 330615, 371070, 405270, 418779, 462861, 465310, 472815, 514290, 556605, 567378, 651434, 661230, 697965, 771435, 837558, 925722, 945630, 977151, 1113210, 1256337, 1395930, 1418445, 1542870, 1628585, 1954302, 2093895, 2314305, 2512674, 2836890, 2931453, 3257170, 4187790, 4628610, 4885755, 5862906, 6281685, 8794359, 9771510, 12563370, 14657265, 17588718, 29314530, 43971795, 87943590]

約数ペア:

[(1, 87943590), (2, 43971795), (3, 29314530), (5, 17588718), (6, 14657265), (7, 12563370), (9, 9771510), (10, 8794359), (14, 6281685), (15, 5862906), (18, 4885755), (19, 4628610), (21, 4187790), (27, 3257170), (30, 2931453), (31, 2836890), (35, 2512674), (38, 2314305), (42, 2093895), (45, 1954302), (54, 1628585), (57, 1542870), (62, 1418445), (63, 1395930), (70, 1256337), (79, 1113210), (90, 977151), (93, 945630), (95, 925722), (105, 837558), (114, 771435), (126, 697965), (133, 661230), (135, 651434), (155, 567378), (158, 556605), (171, 514290), (186, 472815), (189, 465310), (190, 462861), (210, 418779), (217, 405270), (237, 371070), (266, 330615), (270, 325717), (279, 315210), (285, 308574), (310, 283689), (315, 279186), (342, 257145), (378, 232655), (395, 222642), (399, 220410), (434, 202635), (465, 189126), (474, 185535), (513, 171430), (553, 159030), (558, 157605), (570, 154287), (589, 149310), (630, 139593), (651, 135090), (665, 132246), (711, 123690), (790, 111321), (798, 110205), (837, 105070), (855, 102858), (930, 94563), (945, 93062), (1026, 85715), (1085, 81054), (1106, 79515), (1178, 74655), (1185, 74214), (1197, 73470), (1302, 67545), (1330, 66123), (1395, 63042), (1422, 61845), (1501, 58590), (1659, 53010), (1674, 52535), (1710, 51429), (1767, 49770), (1890, 46531), (1953, 45030), (1995, 44082), (2133, 41230), (2170, 40527), (2370, 37107), (2394, 36735), (2449, 35910), (2565, 34286), (2765, 31806), (2790, 31521), (2945, 29862), (3002, 29295), (3255, 27018), (3318, 26505), (3534, 24885), (3555, 24738), (3591, 24490), (3906, 22515), (3990, 22041), (4123, 21330), (4185, 21014), (4266, 20615), (4503, 19530), (4898, 17955), (4977, 17670), (5130, 17143), (5301, 16590), (5530, 15903), (5859, 15010), (5890, 14931), (5985, 14694), (6510, 13509), (7110, 12369), (7182, 12245), (7347, 11970), (7505, 11718), (8246, 10665), (8295, 10602), (8370, 10507), (8835, 9954), (9006, 9765)]