19691347950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{647}}^1\times {\mathrm{1439}}^1$

素因数の和:2151

約数の個数: 144

約数和(自身を含む): 54150819840

約数和(自身を除く): 34459471890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 47, 50, 75, 90, 94, 141, 150, 225, 235, 282, 423, 450, 470, 647, 705, 846, 1175, 1294, 1410, 1439, 1941, 2115, 2350, 2878, 3235, 3525, 3882, 4230, 4317, 5823, 6470, 7050, 7195, 8634, 9705, 10575, 11646, 12951, 14390, 16175, 19410, 21150, 21585, 25902, 29115, 30409, 32350, 35975, 43170, 48525, 58230, 60818, 64755, 67633, 71950, 91227, 97050, 107925, 129510, 135266, 145575, 152045, 182454, 202899, 215850, 273681, 291150, 304090, 323775, 338165, 405798, 456135, 547362, 608697, 647550, 676330, 760225, 912270, 931033, 1014495, 1217394, 1368405, 1520450, 1690825, 1862066, 2028990, 2280675, 2736810, 2793099, 3043485, 3381650, 4561350, 4655165, 5072475, 5586198, 6086970, 6842025, 8379297, 9310330, 10144950, 13684050, 13965495, 15217425, 16758594, 23275825, 27930990, 30434850, 41896485, 43758551, 46551650, 69827475, 83792970, 87517102, 131275653, 139654950, 209482425, 218792755, 262551306, 393826959, 418964850, 437585510, 656378265, 787653918, 1093963775, 1312756530, 1969134795, 2187927550, 3281891325, 3938269590, 6563782650, 9845673975, 19691347950]

約数ペア:

[(1, 19691347950), (2, 9845673975), (3, 6563782650), (5, 3938269590), (6, 3281891325), (9, 2187927550), (10, 1969134795), (15, 1312756530), (18, 1093963775), (25, 787653918), (30, 656378265), (45, 437585510), (47, 418964850), (50, 393826959), (75, 262551306), (90, 218792755), (94, 209482425), (141, 139654950), (150, 131275653), (225, 87517102), (235, 83792970), (282, 69827475), (423, 46551650), (450, 43758551), (470, 41896485), (647, 30434850), (705, 27930990), (846, 23275825), (1175, 16758594), (1294, 15217425), (1410, 13965495), (1439, 13684050), (1941, 10144950), (2115, 9310330), (2350, 8379297), (2878, 6842025), (3235, 6086970), (3525, 5586198), (3882, 5072475), (4230, 4655165), (4317, 4561350), (5823, 3381650), (6470, 3043485), (7050, 2793099), (7195, 2736810), (8634, 2280675), (9705, 2028990), (10575, 1862066), (11646, 1690825), (12951, 1520450), (14390, 1368405), (16175, 1217394), (19410, 1014495), (21150, 931033), (21585, 912270), (25902, 760225), (29115, 676330), (30409, 647550), (32350, 608697), (35975, 547362), (43170, 456135), (48525, 405798), (58230, 338165), (60818, 323775), (64755, 304090), (67633, 291150), (71950, 273681), (91227, 215850), (97050, 202899), (107925, 182454), (129510, 152045), (135266, 145575)]