20177996960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{3371}}^1$

素因数の和:3595

約数の個数: 192

約数和(自身を含む): 55063411200

約数和(自身を除く): 34885414240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 179, 190, 209, 220, 304, 352, 358, 380, 418, 440, 608, 716, 760, 836, 880, 895, 1045, 1432, 1520, 1672, 1760, 1790, 1969, 2090, 2864, 3040, 3344, 3371, 3401, 3580, 3938, 4180, 5728, 6688, 6742, 6802, 7160, 7876, 8360, 9845, 13484, 13604, 14320, 15752, 16720, 16855, 17005, 19690, 26968, 27208, 28640, 31504, 33440, 33710, 34010, 37081, 37411, 39380, 53936, 54416, 63008, 64049, 67420, 68020, 74162, 74822, 78760, 107872, 108832, 128098, 134840, 136040, 148324, 149644, 157520, 185405, 187055, 256196, 269680, 272080, 296648, 299288, 315040, 320245, 370810, 374110, 512392, 539360, 544160, 593296, 598576, 603409, 640490, 704539, 741620, 748220, 1024784, 1186592, 1197152, 1206818, 1280980, 1409078, 1483240, 1496440, 2049568, 2413636, 2561960, 2818156, 2966480, 2992880, 3017045, 3522695, 4827272, 5123920, 5636312, 5932960, 5985760, 6034090, 6637499, 7045390, 9654544, 10247840, 11272624, 11464771, 12068180, 13274998, 14090780, 19309088, 22545248, 22929542, 24136360, 26549996, 28181560, 33187495, 45859084, 48272720, 53099992, 56363120, 57323855, 66374990, 91718168, 96545440, 106199984, 112726240, 114647710, 126112481, 132749980, 183436336, 212399968, 229295420, 252224962, 265499960, 366872672, 458590840, 504449924, 530999920, 630562405, 917181680, 1008899848, 1061999840, 1261124810, 1834363360, 2017799696, 2522249620, 4035599392, 5044499240, 10088998480, 20177996960]

約数ペア:

[(1, 20177996960), (2, 10088998480), (4, 5044499240), (5, 4035599392), (8, 2522249620), (10, 2017799696), (11, 1834363360), (16, 1261124810), (19, 1061999840), (20, 1008899848), (22, 917181680), (32, 630562405), (38, 530999920), (40, 504449924), (44, 458590840), (55, 366872672), (76, 265499960), (80, 252224962), (88, 229295420), (95, 212399968), (110, 183436336), (152, 132749980), (160, 126112481), (176, 114647710), (179, 112726240), (190, 106199984), (209, 96545440), (220, 91718168), (304, 66374990), (352, 57323855), (358, 56363120), (380, 53099992), (418, 48272720), (440, 45859084), (608, 33187495), (716, 28181560), (760, 26549996), (836, 24136360), (880, 22929542), (895, 22545248), (1045, 19309088), (1432, 14090780), (1520, 13274998), (1672, 12068180), (1760, 11464771), (1790, 11272624), (1969, 10247840), (2090, 9654544), (2864, 7045390), (3040, 6637499), (3344, 6034090), (3371, 5985760), (3401, 5932960), (3580, 5636312), (3938, 5123920), (4180, 4827272), (5728, 3522695), (6688, 3017045), (6742, 2992880), (6802, 2966480), (7160, 2818156), (7876, 2561960), (8360, 2413636), (9845, 2049568), (13484, 1496440), (13604, 1483240), (14320, 1409078), (15752, 1280980), (16720, 1206818), (16855, 1197152), (17005, 1186592), (19690, 1024784), (26968, 748220), (27208, 741620), (28640, 704539), (31504, 640490), (33440, 603409), (33710, 598576), (34010, 593296), (37081, 544160), (37411, 539360), (39380, 512392), (53936, 374110), (54416, 370810), (63008, 320245), (64049, 315040), (67420, 299288), (68020, 296648), (74162, 272080), (74822, 269680), (78760, 256196), (107872, 187055), (108832, 185405), (128098, 157520), (134840, 149644), (136040, 148324)]