157687320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1433}}^1$

素因数の和:1585

約数の個数: 128

約数和(自身を含む): 545149440

約数和(自身を除く): 387462120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 131, 140, 168, 210, 262, 280, 393, 420, 524, 655, 786, 840, 917, 1048, 1310, 1433, 1572, 1834, 1965, 2620, 2751, 2866, 3144, 3668, 3930, 4299, 4585, 5240, 5502, 5732, 7165, 7336, 7860, 8598, 9170, 10031, 11004, 11464, 13755, 14330, 15720, 17196, 18340, 20062, 21495, 22008, 27510, 28660, 30093, 34392, 36680, 40124, 42990, 50155, 55020, 57320, 60186, 80248, 85980, 100310, 110040, 120372, 150465, 171960, 187723, 200620, 240744, 300930, 375446, 401240, 563169, 601860, 750892, 938615, 1126338, 1203720, 1314061, 1501784, 1877230, 2252676, 2628122, 2815845, 3754460, 3942183, 4505352, 5256244, 5631690, 6570305, 7508920, 7884366, 10512488, 11263380, 13140610, 15768732, 19710915, 22526760, 26281220, 31537464, 39421830, 52562440, 78843660, 157687320]

約数ペア:

[(1, 157687320), (2, 78843660), (3, 52562440), (4, 39421830), (5, 31537464), (6, 26281220), (7, 22526760), (8, 19710915), (10, 15768732), (12, 13140610), (14, 11263380), (15, 10512488), (20, 7884366), (21, 7508920), (24, 6570305), (28, 5631690), (30, 5256244), (35, 4505352), (40, 3942183), (42, 3754460), (56, 2815845), (60, 2628122), (70, 2252676), (84, 1877230), (105, 1501784), (120, 1314061), (131, 1203720), (140, 1126338), (168, 938615), (210, 750892), (262, 601860), (280, 563169), (393, 401240), (420, 375446), (524, 300930), (655, 240744), (786, 200620), (840, 187723), (917, 171960), (1048, 150465), (1310, 120372), (1433, 110040), (1572, 100310), (1834, 85980), (1965, 80248), (2620, 60186), (2751, 57320), (2866, 55020), (3144, 50155), (3668, 42990), (3930, 40124), (4299, 36680), (4585, 34392), (5240, 30093), (5502, 28660), (5732, 27510), (7165, 22008), (7336, 21495), (7860, 20062), (8598, 18340), (9170, 17196), (10031, 15720), (11004, 14330), (11464, 13755)]