1971816192

素因数分解:

$2^8\times 3^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:339

約数の個数: 216

約数和(自身を含む): 5892606720

約数和(自身を除く): 3920790528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 64, 72, 94, 96, 128, 131, 139, 141, 144, 188, 192, 256, 262, 278, 282, 288, 376, 384, 393, 417, 423, 524, 556, 564, 576, 752, 768, 786, 834, 846, 1048, 1112, 1128, 1152, 1179, 1251, 1504, 1572, 1668, 1692, 2096, 2224, 2256, 2304, 2358, 2502, 3008, 3144, 3336, 3384, 4192, 4448, 4512, 4716, 5004, 6016, 6157, 6288, 6533, 6672, 6768, 8384, 8896, 9024, 9432, 10008, 12032, 12314, 12576, 13066, 13344, 13536, 16768, 17792, 18048, 18209, 18471, 18864, 19599, 20016, 24628, 25152, 26132, 26688, 27072, 33536, 35584, 36096, 36418, 36942, 37728, 39198, 40032, 49256, 50304, 52264, 53376, 54144, 54627, 55413, 58797, 72836, 73884, 75456, 78396, 80064, 98512, 100608, 104528, 106752, 108288, 109254, 110826, 117594, 145672, 147768, 150912, 156792, 160128, 163881, 197024, 209056, 218508, 221652, 235188, 291344, 295536, 301824, 313584, 320256, 327762, 394048, 418112, 437016, 443304, 470376, 582688, 591072, 627168, 655524, 788096, 836224, 855823, 874032, 886608, 940752, 1165376, 1182144, 1254336, 1311048, 1576192, 1672448, 1711646, 1748064, 1773216, 1881504, 2330752, 2364288, 2508672, 2567469, 2622096, 3423292, 3496128, 3546432, 3763008, 4661504, 4728576, 5017344, 5134938, 5244192, 6846584, 6992256, 7092864, 7526016, 7702407, 10269876, 10488384, 13693168, 13984512, 14185728, 15052032, 15404814, 20539752, 20976768, 27386336, 30809628, 41079504, 41953536, 54772672, 61619256, 82159008, 109545344, 123238512, 164318016, 219090688, 246477024, 328636032, 492954048, 657272064, 985908096, 1971816192]

約数ペア:

[(1, 1971816192), (2, 985908096), (3, 657272064), (4, 492954048), (6, 328636032), (8, 246477024), (9, 219090688), (12, 164318016), (16, 123238512), (18, 109545344), (24, 82159008), (32, 61619256), (36, 54772672), (47, 41953536), (48, 41079504), (64, 30809628), (72, 27386336), (94, 20976768), (96, 20539752), (128, 15404814), (131, 15052032), (139, 14185728), (141, 13984512), (144, 13693168), (188, 10488384), (192, 10269876), (256, 7702407), (262, 7526016), (278, 7092864), (282, 6992256), (288, 6846584), (376, 5244192), (384, 5134938), (393, 5017344), (417, 4728576), (423, 4661504), (524, 3763008), (556, 3546432), (564, 3496128), (576, 3423292), (752, 2622096), (768, 2567469), (786, 2508672), (834, 2364288), (846, 2330752), (1048, 1881504), (1112, 1773216), (1128, 1748064), (1152, 1711646), (1179, 1672448), (1251, 1576192), (1504, 1311048), (1572, 1254336), (1668, 1182144), (1692, 1165376), (2096, 940752), (2224, 886608), (2256, 874032), (2304, 855823), (2358, 836224), (2502, 788096), (3008, 655524), (3144, 627168), (3336, 591072), (3384, 582688), (4192, 470376), (4448, 443304), (4512, 437016), (4716, 418112), (5004, 394048), (6016, 327762), (6157, 320256), (6288, 313584), (6533, 301824), (6672, 295536), (6768, 291344), (8384, 235188), (8896, 221652), (9024, 218508), (9432, 209056), (10008, 197024), (12032, 163881), (12314, 160128), (12576, 156792), (13066, 150912), (13344, 147768), (13536, 145672), (16768, 117594), (17792, 110826), (18048, 109254), (18209, 108288), (18471, 106752), (18864, 104528), (19599, 100608), (20016, 98512), (24628, 80064), (25152, 78396), (26132, 75456), (26688, 73884), (27072, 72836), (33536, 58797), (35584, 55413), (36096, 54627), (36418, 54144), (36942, 53376), (37728, 52264), (39198, 50304), (40032, 49256)]